diff --git a/Source/FikaAmazonAPI/AmazonConnection.cs b/Source/FikaAmazonAPI/AmazonConnection.cs
index 5dc3a729..1c013731 100644
--- a/Source/FikaAmazonAPI/AmazonConnection.cs
+++ b/Source/FikaAmazonAPI/AmazonConnection.cs
@@ -11,6 +11,7 @@ public class AmazonConnection
     {
         private AmazonCredential Credentials { get; set; }
 
+        public AppIntegrationsServiceV20240401 AppIntegrationsServiceV20240401 => this._AppIntegrationsServiceV20240401 ?? throw _NoCredentials;
         public OrderService Orders => this._Orders ?? throw _NoCredentials;
         public ReportService Reports => this._Reports ?? throw _NoCredentials;
         public SolicitationService Solicitations => this._Solicitations ?? throw _NoCredentials;
@@ -49,6 +50,7 @@ public class AmazonConnection
 
         public VendorTransactionStatusService VendorTransactionStatus => this._VendorTransactionStatus ?? throw _NoCredentials;
 
+        private AppIntegrationsServiceV20240401 _AppIntegrationsServiceV20240401 { get; set; }
         private OrderService _Orders { get; set; }
         private ReportService _Reports { get; set; }
         private SolicitationService _Solicitations { get; set; }
@@ -111,6 +113,7 @@ private void Init(AmazonCredential Credentials)
             this.Credentials = Credentials;
 
             this._Authorization = new AuthorizationService(this.Credentials);
+            this._AppIntegrationsServiceV20240401 = new AppIntegrationsServiceV20240401(this.Credentials);
             this._Orders = new OrderService(this.Credentials);
             this._Reports = new ReportService(this.Credentials);
             this._Solicitations = new SolicitationService(this.Credentials);
diff --git a/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/CreateNotificationRequest.cs b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/CreateNotificationRequest.cs
new file mode 100644
index 00000000..c3e79226
--- /dev/null
+++ b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/CreateNotificationRequest.cs
@@ -0,0 +1,174 @@
+/* 
+ * The Selling Partner API for third party application integrations.
+ *
+ * With the AppIntegrations API v2024-04-01, you can send notifications to Amazon Selling Partners and display the notifications in Seller Central.
+ *
+ * OpenAPI spec version: 2024-04-01
+ * 
+ * Generated by: https://github.com/swagger-api/swagger-codegen.git
+ */
+
+using System;
+using System.IO;
+using System.Text;
+using System.Collections.Generic;
+using System.Runtime.Serialization;
+using Newtonsoft.Json;
+using System.ComponentModel.DataAnnotations;
+
+namespace FikaAmazonAPI.AmazonSpApiSDK.Models.AppIntegrationsV20240401
+{
+    /// <summary>
+    /// The request for the &#x60;createNotification&#x60; operation.
+    /// </summary>
+    [DataContract]
+    public partial class CreateNotificationRequest :  IEquatable<CreateNotificationRequest>, IValidatableObject
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CreateNotificationRequest" /> class.
+        /// </summary>
+        [JsonConstructorAttribute]
+        public CreateNotificationRequest() { }
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CreateNotificationRequest" /> class.
+        /// </summary>
+        /// <param name="templateId">The unique identifier of the notification template you used to onboard your application. (required).</param>
+        /// <param name="notificationParameters">The parameters specified in the template you used to onboard your application. (required).</param>
+        /// <param name="marketplaceId">An encrypted marketplace identifier for the posted notification..</param>
+        public CreateNotificationRequest(string templateId = default(string), NotificationParameters notificationParameters = default(NotificationParameters), string marketplaceId = default(string))
+        {
+            // to ensure "templateId" is required (not null)
+            if (templateId == null)
+            {
+                throw new InvalidDataException("templateId is a required property for CreateNotificationRequest and cannot be null");
+            }
+            else
+            {
+                this.TemplateId = templateId;
+            }
+            // to ensure "notificationParameters" is required (not null)
+            if (notificationParameters == null)
+            {
+                throw new InvalidDataException("notificationParameters is a required property for CreateNotificationRequest and cannot be null");
+            }
+            else
+            {
+                this.NotificationParameters = notificationParameters;
+            }
+            this.MarketplaceId = marketplaceId;
+        }
+        
+        /// <summary>
+        /// The unique identifier of the notification template you used to onboard your application.
+        /// </summary>
+        /// <value>The unique identifier of the notification template you used to onboard your application.</value>
+        [DataMember(Name="templateId", EmitDefaultValue=false)]
+        public string TemplateId { get; set; }
+
+        /// <summary>
+        /// The parameters specified in the template you used to onboard your application.
+        /// </summary>
+        /// <value>The parameters specified in the template you used to onboard your application.</value>
+        [DataMember(Name="notificationParameters", EmitDefaultValue=false)]
+        public NotificationParameters NotificationParameters { get; set; }
+
+        /// <summary>
+        /// An encrypted marketplace identifier for the posted notification.
+        /// </summary>
+        /// <value>An encrypted marketplace identifier for the posted notification.</value>
+        [DataMember(Name="marketplaceId", EmitDefaultValue=false)]
+        public string MarketplaceId { get; set; }
+
+        /// <summary>
+        /// Returns the string presentation of the object
+        /// </summary>
+        /// <returns>String presentation of the object</returns>
+        public override string ToString()
+        {
+            var sb = new StringBuilder();
+            sb.Append("class CreateNotificationRequest {\n");
+            sb.Append("  TemplateId: ").Append(TemplateId).Append("\n");
+            sb.Append("  NotificationParameters: ").Append(NotificationParameters).Append("\n");
+            sb.Append("  MarketplaceId: ").Append(MarketplaceId).Append("\n");
+            sb.Append("}\n");
+            return sb.ToString();
+        }
+  
+        /// <summary>
+        /// Returns the JSON string presentation of the object
+        /// </summary>
+        /// <returns>JSON string presentation of the object</returns>
+        public virtual string ToJson()
+        {
+            return JsonConvert.SerializeObject(this, Formatting.Indented);
+        }
+
+        /// <summary>
+        /// Returns true if objects are equal
+        /// </summary>
+        /// <param name="input">Object to be compared</param>
+        /// <returns>Boolean</returns>
+        public override bool Equals(object input)
+        {
+            return this.Equals(input as CreateNotificationRequest);
+        }
+
+        /// <summary>
+        /// Returns true if CreateNotificationRequest instances are equal
+        /// </summary>
+        /// <param name="input">Instance of CreateNotificationRequest to be compared</param>
+        /// <returns>Boolean</returns>
+        public bool Equals(CreateNotificationRequest input)
+        {
+            if (input == null)
+                return false;
+
+            return 
+                (
+                    this.TemplateId == input.TemplateId ||
+                    (this.TemplateId != null &&
+                    this.TemplateId.Equals(input.TemplateId))
+                ) && 
+                (
+                    this.NotificationParameters == input.NotificationParameters ||
+                    (this.NotificationParameters != null &&
+                    this.NotificationParameters.Equals(input.NotificationParameters))
+                ) && 
+                (
+                    this.MarketplaceId == input.MarketplaceId ||
+                    (this.MarketplaceId != null &&
+                    this.MarketplaceId.Equals(input.MarketplaceId))
+                );
+        }
+
+        /// <summary>
+        /// Gets the hash code
+        /// </summary>
+        /// <returns>Hash code</returns>
+        public override int GetHashCode()
+        {
+            unchecked // Overflow is fine, just wrap
+            {
+                int hashCode = 41;
+                if (this.TemplateId != null)
+                    hashCode = hashCode * 59 + this.TemplateId.GetHashCode();
+                if (this.NotificationParameters != null)
+                    hashCode = hashCode * 59 + this.NotificationParameters.GetHashCode();
+                if (this.MarketplaceId != null)
+                    hashCode = hashCode * 59 + this.MarketplaceId.GetHashCode();
+                return hashCode;
+            }
+        }
+
+        /// <summary>
+        /// To validate all properties of the instance
+        /// </summary>
+        /// <param name="validationContext">Validation context</param>
+        /// <returns>Validation Result</returns>
+        IEnumerable<System.ComponentModel.DataAnnotations.ValidationResult> IValidatableObject.Validate(ValidationContext validationContext)
+        {
+            yield break;
+        }
+    }
+
+}
diff --git a/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/CreateNotificationResponse.cs b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/CreateNotificationResponse.cs
new file mode 100644
index 00000000..18c6230a
--- /dev/null
+++ b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/CreateNotificationResponse.cs
@@ -0,0 +1,124 @@
+/* 
+ * The Selling Partner API for third party application integrations.
+ *
+ * With the AppIntegrations API v2024-04-01, you can send notifications to Amazon Selling Partners and display the notifications in Seller Central.
+ *
+ * OpenAPI spec version: 2024-04-01
+ * 
+ * Generated by: https://github.com/swagger-api/swagger-codegen.git
+ */
+
+using System;
+using System.Text;
+using System.Collections.Generic;
+using System.Runtime.Serialization;
+using Newtonsoft.Json;
+using System.ComponentModel.DataAnnotations;
+
+namespace FikaAmazonAPI.AmazonSpApiSDK.Models.AppIntegrationsV20240401
+{
+    /// <summary>
+    /// The response for the &#x60;createNotification&#x60; operation.
+    /// </summary>
+    [DataContract]
+    public partial class CreateNotificationResponse :  IEquatable<CreateNotificationResponse>, IValidatableObject
+    {
+
+        public CreateNotificationResponse()
+        {
+            this.NotificationId = default(string);
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="CreateNotificationResponse" /> class.
+        /// </summary>
+        /// <param name="notificationId">The unique identifier assigned to each notification..</param>
+        public CreateNotificationResponse(string notificationId = default(string))
+        {
+            this.NotificationId = notificationId;
+        }
+        
+        /// <summary>
+        /// The unique identifier assigned to each notification.
+        /// </summary>
+        /// <value>The unique identifier assigned to each notification.</value>
+        [DataMember(Name="notificationId", EmitDefaultValue=false)]
+        public string NotificationId { get; set; }
+
+        /// <summary>
+        /// Returns the string presentation of the object
+        /// </summary>
+        /// <returns>String presentation of the object</returns>
+        public override string ToString()
+        {
+            var sb = new StringBuilder();
+            sb.Append("class CreateNotificationResponse {\n");
+            sb.Append("  NotificationId: ").Append(NotificationId).Append("\n");
+            sb.Append("}\n");
+            return sb.ToString();
+        }
+  
+        /// <summary>
+        /// Returns the JSON string presentation of the object
+        /// </summary>
+        /// <returns>JSON string presentation of the object</returns>
+        public virtual string ToJson()
+        {
+            return JsonConvert.SerializeObject(this, Formatting.Indented);
+        }
+
+        /// <summary>
+        /// Returns true if objects are equal
+        /// </summary>
+        /// <param name="input">Object to be compared</param>
+        /// <returns>Boolean</returns>
+        public override bool Equals(object input)
+        {
+            return this.Equals(input as CreateNotificationResponse);
+        }
+
+        /// <summary>
+        /// Returns true if CreateNotificationResponse instances are equal
+        /// </summary>
+        /// <param name="input">Instance of CreateNotificationResponse to be compared</param>
+        /// <returns>Boolean</returns>
+        public bool Equals(CreateNotificationResponse input)
+        {
+            if (input == null)
+                return false;
+
+            return 
+                (
+                    this.NotificationId == input.NotificationId ||
+                    (this.NotificationId != null &&
+                    this.NotificationId.Equals(input.NotificationId))
+                );
+        }
+
+        /// <summary>
+        /// Gets the hash code
+        /// </summary>
+        /// <returns>Hash code</returns>
+        public override int GetHashCode()
+        {
+            unchecked // Overflow is fine, just wrap
+            {
+                int hashCode = 41;
+                if (this.NotificationId != null)
+                    hashCode = hashCode * 59 + this.NotificationId.GetHashCode();
+                return hashCode;
+            }
+        }
+
+        /// <summary>
+        /// To validate all properties of the instance
+        /// </summary>
+        /// <param name="validationContext">Validation context</param>
+        /// <returns>Validation Result</returns>
+        IEnumerable<System.ComponentModel.DataAnnotations.ValidationResult> IValidatableObject.Validate(ValidationContext validationContext)
+        {
+            yield break;
+        }
+    }
+
+}
diff --git a/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/DeleteNotificationsRequest.cs b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/DeleteNotificationsRequest.cs
new file mode 100644
index 00000000..dd1aa33a
--- /dev/null
+++ b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/DeleteNotificationsRequest.cs
@@ -0,0 +1,160 @@
+/* 
+ * The Selling Partner API for third party application integrations.
+ *
+ * With the AppIntegrations API v2024-04-01, you can send notifications to Amazon Selling Partners and display the notifications in Seller Central.
+ *
+ * OpenAPI spec version: 2024-04-01
+ * 
+ * Generated by: https://github.com/swagger-api/swagger-codegen.git
+ */
+
+using System;
+using System.IO;
+using System.Text;
+using System.Collections.Generic;
+using System.Runtime.Serialization;
+using Newtonsoft.Json;
+using System.ComponentModel.DataAnnotations;
+
+namespace FikaAmazonAPI.AmazonSpApiSDK.Models.AppIntegrationsV20240401
+{
+    /// <summary>
+    /// The request for the &#x60;deleteNotifications&#x60; operation.
+    /// </summary>
+    [DataContract]
+    public partial class DeleteNotificationsRequest :  IEquatable<DeleteNotificationsRequest>, IValidatableObject
+    {
+        /// <summary>
+        /// The request for the deleteNotifications operation.
+        /// </summary>
+        [JsonConstructorAttribute]
+        public DeleteNotificationsRequest() { }
+
+        /// <summary>
+        /// The request for the deleteNotifications operation.
+        /// </summary>
+        /// <param name="templateId">The unique identifier of the notification template you used to onboard your application. (required).</param>
+        /// <param name="deletionReason">The unique identifier that maps each notification status to a reason code. (required).</param>
+        public DeleteNotificationsRequest(string templateId = default(string), DeletionReason deletionReason = default(DeletionReason))
+        {
+            // to ensure "templateId" is required (not null)
+            if (templateId == null)
+            {
+                throw new InvalidDataException("templateId is a required property for DeleteNotificationsRequest and cannot be null");
+            }
+            else
+            {
+                this.TemplateId = templateId;
+            }
+            // to ensure "deletionReason" is required (not null)
+            if (deletionReason == null)
+            {
+                throw new InvalidDataException("deletionReason is a required property for DeleteNotificationsRequest and cannot be null");
+            }
+            else
+            {
+                this.DeletionReason = deletionReason;
+            }
+        }
+        
+        /// <summary>
+        /// The unique identifier of the notification template you used to onboard your application.
+        /// </summary>
+        /// <value>The unique identifier of the notification template you used to onboard your application.</value>
+        [DataMember(Name="templateId", EmitDefaultValue=false)]
+        public string TemplateId { get; set; }
+
+
+        /// <summary>
+        /// The unique identifier that maps each notification status to a reason code.
+        /// </summary>
+        /// <value>The unique identifier that maps each notification status to a reason code.</value>
+        [DataMember(Name = "deletionReason", EmitDefaultValue = false)]
+        public DeletionReason DeletionReason { get; set; }
+
+
+        /// <summary>
+        /// Returns the string presentation of the object
+        /// </summary>
+        /// <returns>String presentation of the object</returns>
+        public override string ToString()
+        {
+            var sb = new StringBuilder();
+            sb.Append("class DeleteNotificationsRequest {\n");
+            sb.Append("  TemplateId: ").Append(TemplateId).Append("\n");
+            sb.Append("  DeletionReason: ").Append(DeletionReason).Append("\n");
+            sb.Append("}\n");
+            return sb.ToString();
+        }
+  
+        /// <summary>
+        /// Returns the JSON string presentation of the object
+        /// </summary>
+        /// <returns>JSON string presentation of the object</returns>
+        public virtual string ToJson()
+        {
+            return JsonConvert.SerializeObject(this, Formatting.Indented);
+        }
+
+        /// <summary>
+        /// Returns true if objects are equal
+        /// </summary>
+        /// <param name="input">Object to be compared</param>
+        /// <returns>Boolean</returns>
+        public override bool Equals(object input)
+        {
+            return this.Equals(input as DeleteNotificationsRequest);
+        }
+
+        /// <summary>
+        /// Returns true if DeleteNotificationsRequest instances are equal
+        /// </summary>
+        /// <param name="input">Instance of DeleteNotificationsRequest to be compared</param>
+        /// <returns>Boolean</returns>
+        public bool Equals(DeleteNotificationsRequest input)
+        {
+            if (input == null)
+                return false;
+
+            return 
+                (
+                    this.TemplateId == input.TemplateId ||
+                    (this.TemplateId != null &&
+                    this.TemplateId.Equals(input.TemplateId))
+                ) && 
+                (
+                    this.DeletionReason == input.DeletionReason ||
+                    (this.DeletionReason != null &&
+                    this.DeletionReason.Equals(input.DeletionReason))
+                );
+        }
+
+        /// <summary>
+        /// Gets the hash code
+        /// </summary>
+        /// <returns>Hash code</returns>
+        public override int GetHashCode()
+        {
+            unchecked // Overflow is fine, just wrap
+            {
+                int hashCode = 41;
+                if (this.TemplateId != null)
+                    hashCode = hashCode * 59 + this.TemplateId.GetHashCode();
+                if (this.DeletionReason != null)
+                    hashCode = hashCode * 59 + this.DeletionReason.GetHashCode();
+                return hashCode;
+            }
+        }
+
+        /// <summary>
+        /// To validate all properties of the instance
+        /// </summary>
+        /// <param name="validationContext">Validation context</param>
+        /// <returns>Validation Result</returns>
+        IEnumerable<System.ComponentModel.DataAnnotations.ValidationResult> IValidatableObject.Validate(ValidationContext validationContext)
+        {
+            yield break;
+        }
+    }
+
+}
diff --git a/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/DeleteNotificationsResponse.cs b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/DeleteNotificationsResponse.cs
new file mode 100644
index 00000000..6c0e7e2a
--- /dev/null
+++ b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/DeleteNotificationsResponse.cs
@@ -0,0 +1,124 @@
+/* 
+ * The Selling Partner API for third party application integrations.
+ *
+ * With the AppIntegrations API v2024-04-01, you can send notifications to Amazon Selling Partners and display the notifications in Seller Central.
+ *
+ * OpenAPI spec version: 2024-04-01
+ * 
+ * Generated by: https://github.com/swagger-api/swagger-codegen.git
+ */
+
+using System;
+using System.Text;
+using System.Collections.Generic;
+using System.Runtime.Serialization;
+using Newtonsoft.Json;
+using System.ComponentModel.DataAnnotations;
+
+namespace FikaAmazonAPI.AmazonSpApiSDK.Models.AppIntegrationsV20240401
+{
+    /// <summary>
+    /// The response for the &#x60;deleteNotifications&#x60; operation.
+    /// </summary>
+    [DataContract]
+    public partial class DeleteNotificationsResponse: IEquatable<DeleteNotificationsResponse>, IValidatableObject
+    {
+
+        public DeleteNotificationsResponse()
+        {
+            this.OperationId = default(string);
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DeleteNotificationsResponse" /> class.
+        /// </summary>
+        /// <param name="OperationId">UUID for the given operation.</param>
+        public DeleteNotificationsResponse(string operationId = default(string))
+        {
+            this.OperationId = operationId;
+        }
+        
+        /// <summary>
+        /// The unique identifier assigned to each notification.
+        /// </summary>
+        /// <value>The unique identifier assigned to each notification.</value>
+        [DataMember(Name= "operationId", EmitDefaultValue=false)]
+        public string OperationId { get; set; }
+
+        /// <summary>
+        /// Returns the string presentation of the object
+        /// </summary>
+        /// <returns>String presentation of the object</returns>
+        public override string ToString()
+        {
+            var sb = new StringBuilder();
+            sb.Append("class DeleteNotificationsResponse {\n");
+            sb.Append("  NotificationId: ").Append(OperationId).Append("\n");
+            sb.Append("}\n");
+            return sb.ToString();
+        }
+  
+        /// <summary>
+        /// Returns the JSON string presentation of the object
+        /// </summary>
+        /// <returns>JSON string presentation of the object</returns>
+        public virtual string ToJson()
+        {
+            return JsonConvert.SerializeObject(this, Formatting.Indented);
+        }
+
+        /// <summary>
+        /// Returns true if objects are equal
+        /// </summary>
+        /// <param name="input">Object to be compared</param>
+        /// <returns>Boolean</returns>
+        public override bool Equals(object input)
+        {
+            return this.Equals(input as DeleteNotificationsResponse);
+        }
+
+        /// <summary>
+        /// Returns true if DeleteNotificationsResponse instances are equal
+        /// </summary>
+        /// <param name="input">Instance of DeleteNotificationsResponse to be compared</param>
+        /// <returns>Boolean</returns>
+        public bool Equals(DeleteNotificationsResponse input)
+        {
+            if (input == null)
+                return false;
+
+            return 
+                (
+                    this.OperationId == input.OperationId ||
+                    (this.OperationId != null &&
+                    this.OperationId.Equals(input.OperationId))
+                );
+        }
+
+        /// <summary>
+        /// Gets the hash code
+        /// </summary>
+        /// <returns>Hash code</returns>
+        public override int GetHashCode()
+        {
+            unchecked // Overflow is fine, just wrap
+            {
+                int hashCode = 41;
+                if (this.OperationId != null)
+                    hashCode = hashCode * 59 + this.OperationId.GetHashCode();
+                return hashCode;
+            }
+        }
+
+        /// <summary>
+        /// To validate all properties of the instance
+        /// </summary>
+        /// <param name="validationContext">Validation context</param>
+        /// <returns>Validation Result</returns>
+        IEnumerable<System.ComponentModel.DataAnnotations.ValidationResult> IValidatableObject.Validate(ValidationContext validationContext)
+        {
+            yield break;
+        }
+    }
+
+}
diff --git a/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/DeletionReason .cs b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/DeletionReason .cs
new file mode 100644
index 00000000..97d8eea5
--- /dev/null
+++ b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/DeletionReason .cs	
@@ -0,0 +1,36 @@
+/* 
+ * The Selling Partner API for third party application integrations.
+ *
+ * With the AppIntegrations API v2024-04-01, you can send notifications to Amazon Selling Partners and display the notifications in Seller Central.
+ *
+ * OpenAPI spec version: 2024-04-01
+ * 
+ * Generated by: https://github.com/swagger-api/swagger-codegen.git
+ */
+
+using Newtonsoft.Json.Converters;
+using System.Runtime.Serialization;
+using Newtonsoft.Json;
+
+namespace FikaAmazonAPI.AmazonSpApiSDK.Models.AppIntegrationsV20240401
+{
+    /// <summary>
+    /// The unique identifier that maps each notification status to a reason code.
+    /// </summary>
+    /// <value>The unique identifier that maps each notification status to a reason code.</value>
+    [JsonConverter(typeof(StringEnumConverter))]
+    public enum DeletionReason
+    {
+        /// <summary>
+        /// Enum INCORRECT_CONTENT for value: INCORRECT_CONTENT
+        /// </summary>
+        [EnumMember(Value = "INCORRECT_CONTENT")]
+        INCORRECT_CONTENT = 1,
+
+        /// <summary>
+        /// Enum INCORRECT_RECIPIENT for value: INCORRECT_RECIPIENT
+        /// </summary>
+        [EnumMember(Value = "INCORRECT_RECIPIENT")]
+        INCORRECT_RECIPIENT = 2
+    }
+}
diff --git a/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/Error.cs b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/Error.cs
new file mode 100644
index 00000000..927f7d2f
--- /dev/null
+++ b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/Error.cs
@@ -0,0 +1,179 @@
+/* 
+ * The Selling Partner API for third party application integrations.
+ *
+ * With the AppIntegrations API v2024-04-01, you can send notifications to Amazon Selling Partners and display the notifications in Seller Central.
+ *
+ * OpenAPI spec version: 2024-04-01
+ * 
+ * Generated by: https://github.com/swagger-api/swagger-codegen.git
+ */
+
+using System;
+using System.Linq;
+using System.IO;
+using System.Text;
+using System.Text.RegularExpressions;
+using System.Collections;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Runtime.Serialization;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+using System.ComponentModel.DataAnnotations;
+
+namespace FikaAmazonAPI.AmazonSpApiSDK.Models.AppIntegrationsV20240401
+{
+    /// <summary>
+    /// Error response returned when the request is unsuccessful.
+    /// </summary>
+    [DataContract]
+    public partial class Error :  IEquatable<Error>, IValidatableObject
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Error" /> class.
+        /// </summary>
+        [JsonConstructorAttribute]
+        public Error() { }
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Error" /> class.
+        /// </summary>
+        /// <param name="code">An error code that identifies the type of error that occurred. (required).</param>
+        /// <param name="message">A message that describes the error condition. (required).</param>
+        /// <param name="details">Additional details that can help the caller understand or fix the issue..</param>
+        public Error(string code = default(string), string message = default(string), string details = default(string))
+        {
+            // to ensure "code" is required (not null)
+            if (code == null)
+            {
+                throw new InvalidDataException("code is a required property for Error and cannot be null");
+            }
+            else
+            {
+                this.Code = code;
+            }
+            // to ensure "message" is required (not null)
+            if (message == null)
+            {
+                throw new InvalidDataException("message is a required property for Error and cannot be null");
+            }
+            else
+            {
+                this.Message = message;
+            }
+            this.Details = details;
+        }
+        
+        /// <summary>
+        /// An error code that identifies the type of error that occurred.
+        /// </summary>
+        /// <value>An error code that identifies the type of error that occurred.</value>
+        [DataMember(Name="code", EmitDefaultValue=false)]
+        public string Code { get; set; }
+
+        /// <summary>
+        /// A message that describes the error condition.
+        /// </summary>
+        /// <value>A message that describes the error condition.</value>
+        [DataMember(Name="message", EmitDefaultValue=false)]
+        public string Message { get; set; }
+
+        /// <summary>
+        /// Additional details that can help the caller understand or fix the issue.
+        /// </summary>
+        /// <value>Additional details that can help the caller understand or fix the issue.</value>
+        [DataMember(Name="details", EmitDefaultValue=false)]
+        public string Details { get; set; }
+
+        /// <summary>
+        /// Returns the string presentation of the object
+        /// </summary>
+        /// <returns>String presentation of the object</returns>
+        public override string ToString()
+        {
+            var sb = new StringBuilder();
+            sb.Append("class Error {\n");
+            sb.Append("  Code: ").Append(Code).Append("\n");
+            sb.Append("  Message: ").Append(Message).Append("\n");
+            sb.Append("  Details: ").Append(Details).Append("\n");
+            sb.Append("}\n");
+            return sb.ToString();
+        }
+  
+        /// <summary>
+        /// Returns the JSON string presentation of the object
+        /// </summary>
+        /// <returns>JSON string presentation of the object</returns>
+        public virtual string ToJson()
+        {
+            return JsonConvert.SerializeObject(this, Formatting.Indented);
+        }
+
+        /// <summary>
+        /// Returns true if objects are equal
+        /// </summary>
+        /// <param name="input">Object to be compared</param>
+        /// <returns>Boolean</returns>
+        public override bool Equals(object input)
+        {
+            return this.Equals(input as Error);
+        }
+
+        /// <summary>
+        /// Returns true if Error instances are equal
+        /// </summary>
+        /// <param name="input">Instance of Error to be compared</param>
+        /// <returns>Boolean</returns>
+        public bool Equals(Error input)
+        {
+            if (input == null)
+                return false;
+
+            return 
+                (
+                    this.Code == input.Code ||
+                    (this.Code != null &&
+                    this.Code.Equals(input.Code))
+                ) && 
+                (
+                    this.Message == input.Message ||
+                    (this.Message != null &&
+                    this.Message.Equals(input.Message))
+                ) && 
+                (
+                    this.Details == input.Details ||
+                    (this.Details != null &&
+                    this.Details.Equals(input.Details))
+                );
+        }
+
+        /// <summary>
+        /// Gets the hash code
+        /// </summary>
+        /// <returns>Hash code</returns>
+        public override int GetHashCode()
+        {
+            unchecked // Overflow is fine, just wrap
+            {
+                int hashCode = 41;
+                if (this.Code != null)
+                    hashCode = hashCode * 59 + this.Code.GetHashCode();
+                if (this.Message != null)
+                    hashCode = hashCode * 59 + this.Message.GetHashCode();
+                if (this.Details != null)
+                    hashCode = hashCode * 59 + this.Details.GetHashCode();
+                return hashCode;
+            }
+        }
+
+        /// <summary>
+        /// To validate all properties of the instance
+        /// </summary>
+        /// <param name="validationContext">Validation context</param>
+        /// <returns>Validation Result</returns>
+        IEnumerable<System.ComponentModel.DataAnnotations.ValidationResult> IValidatableObject.Validate(ValidationContext validationContext)
+        {
+            yield break;
+        }
+    }
+
+}
diff --git a/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/ErrorList.cs b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/ErrorList.cs
new file mode 100644
index 00000000..a2c18b41
--- /dev/null
+++ b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/ErrorList.cs
@@ -0,0 +1,137 @@
+/* 
+ * The Selling Partner API for third party application integrations.
+ *
+ * With the AppIntegrations API v2024-04-01, you can send notifications to Amazon Selling Partners and display the notifications in Seller Central.
+ *
+ * OpenAPI spec version: 2024-04-01
+ * 
+ * Generated by: https://github.com/swagger-api/swagger-codegen.git
+ */
+
+using System;
+using System.Linq;
+using System.IO;
+using System.Text;
+using System.Text.RegularExpressions;
+using System.Collections;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Runtime.Serialization;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+using System.ComponentModel.DataAnnotations;
+
+namespace FikaAmazonAPI.AmazonSpApiSDK.Models.AppIntegrationsV20240401
+{
+    /// <summary>
+    /// A list of error responses returned when a request is unsuccessful.
+    /// </summary>
+    [DataContract]
+    public partial class ErrorList :  IEquatable<ErrorList>, IValidatableObject
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ErrorList" /> class.
+        /// </summary>
+        [JsonConstructorAttribute]
+        public ErrorList() { }
+        /// <summary>
+        /// Initializes a new instance of the <see cref="ErrorList" /> class.
+        /// </summary>
+        /// <param name="errors">Error response returned when the request is unsuccessful. (required).</param>
+        public ErrorList(List<Error> errors = default(List<Error>))
+        {
+            // to ensure "errors" is required (not null)
+            if (errors == null)
+            {
+                throw new InvalidDataException("errors is a required property for ErrorList and cannot be null");
+            }
+            else
+            {
+                this.Errors = errors;
+            }
+        }
+        
+        /// <summary>
+        /// Error response returned when the request is unsuccessful.
+        /// </summary>
+        /// <value>Error response returned when the request is unsuccessful.</value>
+        [DataMember(Name="errors", EmitDefaultValue=false)]
+        public List<Error> Errors { get; set; }
+
+        /// <summary>
+        /// Returns the string presentation of the object
+        /// </summary>
+        /// <returns>String presentation of the object</returns>
+        public override string ToString()
+        {
+            var sb = new StringBuilder();
+            sb.Append("class ErrorList {\n");
+            sb.Append("  Errors: ").Append(Errors).Append("\n");
+            sb.Append("}\n");
+            return sb.ToString();
+        }
+  
+        /// <summary>
+        /// Returns the JSON string presentation of the object
+        /// </summary>
+        /// <returns>JSON string presentation of the object</returns>
+        public virtual string ToJson()
+        {
+            return JsonConvert.SerializeObject(this, Formatting.Indented);
+        }
+
+        /// <summary>
+        /// Returns true if objects are equal
+        /// </summary>
+        /// <param name="input">Object to be compared</param>
+        /// <returns>Boolean</returns>
+        public override bool Equals(object input)
+        {
+            return this.Equals(input as ErrorList);
+        }
+
+        /// <summary>
+        /// Returns true if ErrorList instances are equal
+        /// </summary>
+        /// <param name="input">Instance of ErrorList to be compared</param>
+        /// <returns>Boolean</returns>
+        public bool Equals(ErrorList input)
+        {
+            if (input == null)
+                return false;
+
+            return 
+                (
+                    this.Errors == input.Errors ||
+                    this.Errors != null &&
+                    this.Errors.SequenceEqual(input.Errors)
+                );
+        }
+
+        /// <summary>
+        /// Gets the hash code
+        /// </summary>
+        /// <returns>Hash code</returns>
+        public override int GetHashCode()
+        {
+            unchecked // Overflow is fine, just wrap
+            {
+                int hashCode = 41;
+                if (this.Errors != null)
+                    hashCode = hashCode * 59 + this.Errors.GetHashCode();
+                return hashCode;
+            }
+        }
+
+        /// <summary>
+        /// To validate all properties of the instance
+        /// </summary>
+        /// <param name="validationContext">Validation context</param>
+        /// <returns>Validation Result</returns>
+        IEnumerable<System.ComponentModel.DataAnnotations.ValidationResult> IValidatableObject.Validate(ValidationContext validationContext)
+        {
+            yield break;
+        }
+    }
+
+}
diff --git a/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/FeedbackActionCode.cs b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/FeedbackActionCode.cs
new file mode 100644
index 00000000..98165f58
--- /dev/null
+++ b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/FeedbackActionCode.cs
@@ -0,0 +1,33 @@
+/* 
+ * The Selling Partner API for third party application integrations.
+ *
+ * With the AppIntegrations API v2024-04-01, you can send notifications to Amazon Selling Partners and display the notifications in Seller Central.
+ *
+ * OpenAPI spec version: 2024-04-01
+ * 
+ * Generated by: https://github.com/swagger-api/swagger-codegen.git
+ */
+
+using Newtonsoft.Json.Converters;
+using System;
+using System.Collections.Generic;
+using System.Runtime.Serialization;
+using System.Text;
+using Newtonsoft.Json;
+
+namespace FikaAmazonAPI.AmazonSpApiSDK.Models.AppIntegrationsV20240401
+{
+    /// <summary>
+    /// The unique identifier for each notification status.
+    /// </summary>
+    /// <value>The unique identifier for each notification status.</value>
+    [JsonConverter(typeof(StringEnumConverter))]
+    public enum FeedbackActionCode
+    {
+        /// <summary>
+        /// Enum SELLER_ACTION_COMPLETED for value: SELLER_ACTION_COMPLETED
+        /// </summary>
+        [EnumMember(Value = "SELLER_ACTION_COMPLETED")]
+        SELLER_ACTION_COMPLETED = 1
+    }
+}
diff --git a/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/NotificationParameters.cs b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/NotificationParameters.cs
new file mode 100644
index 00000000..2467650c
--- /dev/null
+++ b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/NotificationParameters.cs
@@ -0,0 +1,109 @@
+/* 
+ * The Selling Partner API for third party application integrations.
+ *
+ * With the AppIntegrations API v2024-04-01, you can send notifications to Amazon Selling Partners and display the notifications in Seller Central.
+ *
+ * OpenAPI spec version: 2024-04-01
+ * 
+ * Generated by: https://github.com/swagger-api/swagger-codegen.git
+ */
+
+using System;
+using System.Linq;
+using System.IO;
+using System.Text;
+using System.Text.RegularExpressions;
+using System.Collections;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Runtime.Serialization;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Converters;
+using System.ComponentModel.DataAnnotations;
+
+namespace FikaAmazonAPI.AmazonSpApiSDK.Models.AppIntegrationsV20240401
+{
+    /// <summary>
+    /// The dynamic parameters required by the notification templated specified by &#x60;templateId&#x60;.
+    /// </summary>
+    [DataContract]
+    public partial class NotificationParameters : Dictionary<String, Object>,  IEquatable<NotificationParameters>, IValidatableObject
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="NotificationParameters" /> class.
+        /// </summary>
+        [JsonConstructorAttribute]
+        public NotificationParameters() : base()
+        {
+        }
+        
+        /// <summary>
+        /// Returns the string presentation of the object
+        /// </summary>
+        /// <returns>String presentation of the object</returns>
+        public override string ToString()
+        {
+            var sb = new StringBuilder();
+            sb.Append("class NotificationParameters {\n");
+            sb.Append("  ").Append(base.ToString().Replace("\n", "\n  ")).Append("\n");
+            sb.Append("}\n");
+            return sb.ToString();
+        }
+  
+        /// <summary>
+        /// Returns the JSON string presentation of the object
+        /// </summary>
+        /// <returns>JSON string presentation of the object</returns>
+        public virtual string ToJson()
+        {
+            return JsonConvert.SerializeObject(this, Formatting.Indented);
+        }
+
+        /// <summary>
+        /// Returns true if objects are equal
+        /// </summary>
+        /// <param name="input">Object to be compared</param>
+        /// <returns>Boolean</returns>
+        public override bool Equals(object input)
+        {
+            return this.Equals(input as NotificationParameters);
+        }
+
+        /// <summary>
+        /// Returns true if NotificationParameters instances are equal
+        /// </summary>
+        /// <param name="input">Instance of NotificationParameters to be compared</param>
+        /// <returns>Boolean</returns>
+        public bool Equals(NotificationParameters input)
+        {
+            if (input == null)
+                return false;
+
+            return base.Equals(input);
+        }
+
+        /// <summary>
+        /// Gets the hash code
+        /// </summary>
+        /// <returns>Hash code</returns>
+        public override int GetHashCode()
+        {
+            unchecked // Overflow is fine, just wrap
+            {
+                int hashCode = base.GetHashCode();
+                return hashCode;
+            }
+        }
+
+        /// <summary>
+        /// To validate all properties of the instance
+        /// </summary>
+        /// <param name="validationContext">Validation context</param>
+        /// <returns>Validation Result</returns>
+        IEnumerable<System.ComponentModel.DataAnnotations.ValidationResult> IValidatableObject.Validate(ValidationContext validationContext)
+        {
+            yield break;
+        }
+    }
+
+}
diff --git a/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/RecordActionFeedbackRequest.cs b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/RecordActionFeedbackRequest.cs
new file mode 100644
index 00000000..c9fa31cc
--- /dev/null
+++ b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/RecordActionFeedbackRequest.cs
@@ -0,0 +1,132 @@
+/* 
+ * The Selling Partner API for third party application integrations.
+ *
+ * With the AppIntegrations API v2024-04-01, you can send notifications to Amazon Selling Partners and display the notifications in Seller Central.
+ *
+ * OpenAPI spec version: 2024-04-01
+ * 
+ * Generated by: https://github.com/swagger-api/swagger-codegen.git
+ */
+
+using System;
+using System.IO;
+using System.Text;
+using System.Collections.Generic;
+using System.Runtime.Serialization;
+using Newtonsoft.Json;
+using System.ComponentModel.DataAnnotations;
+
+namespace FikaAmazonAPI.AmazonSpApiSDK.Models.AppIntegrationsV20240401
+{
+    /// <summary>
+    /// The request for the &#x60;recordActionFeedback&#x60; operation.
+    /// </summary>
+    [DataContract]
+    public partial class RecordActionFeedbackRequest :  IEquatable<RecordActionFeedbackRequest>, IValidatableObject
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RecordActionFeedbackRequest" /> class.
+        /// </summary>
+        [JsonConstructorAttribute]
+        public RecordActionFeedbackRequest() { }
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RecordActionFeedbackRequest" /> class.
+        /// </summary>
+        /// <param name="feedbackActionCode">The unique identifier for each notification status. (required).</param>
+        public RecordActionFeedbackRequest(FeedbackActionCode feedbackActionCode = default(FeedbackActionCode))
+        {
+            // to ensure "feedbackActionCode" is required (not null)
+            if (feedbackActionCode == null)
+            {
+                throw new InvalidDataException("feedbackActionCode is a required property for RecordActionFeedbackRequest and cannot be null");
+            }
+            else
+            {
+                this.FeedbackActionCode = feedbackActionCode;
+            }
+        }
+
+        /// <summary>
+        /// The unique identifier for each notification status.
+        /// </summary>
+        /// <value>The unique identifier for each notification status.</value>
+        [DataMember(Name = "feedbackActionCode", EmitDefaultValue = false)]
+        public FeedbackActionCode FeedbackActionCode { get; set; }
+
+        /// <summary>
+        /// Returns the string presentation of the object
+        /// </summary>
+        /// <returns>String presentation of the object</returns>
+        public override string ToString()
+        {
+            var sb = new StringBuilder();
+            sb.Append("class RecordActionFeedbackRequest {\n");
+            sb.Append("  FeedbackActionCode: ").Append(FeedbackActionCode).Append("\n");
+            sb.Append("}\n");
+            return sb.ToString();
+        }
+  
+        /// <summary>
+        /// Returns the JSON string presentation of the object
+        /// </summary>
+        /// <returns>JSON string presentation of the object</returns>
+        public virtual string ToJson()
+        {
+            return JsonConvert.SerializeObject(this, Formatting.Indented);
+        }
+
+        /// <summary>
+        /// Returns true if objects are equal
+        /// </summary>
+        /// <param name="input">Object to be compared</param>
+        /// <returns>Boolean</returns>
+        public override bool Equals(object input)
+        {
+            return this.Equals(input as RecordActionFeedbackRequest);
+        }
+
+        /// <summary>
+        /// Returns true if RecordActionFeedbackRequest instances are equal
+        /// </summary>
+        /// <param name="input">Instance of RecordActionFeedbackRequest to be compared</param>
+        /// <returns>Boolean</returns>
+        public bool Equals(RecordActionFeedbackRequest input)
+        {
+            if (input == null)
+                return false;
+
+            return 
+                (
+                    this.FeedbackActionCode == input.FeedbackActionCode ||
+                    (this.FeedbackActionCode != null &&
+                    this.FeedbackActionCode.Equals(input.FeedbackActionCode))
+                );
+        }
+
+        /// <summary>
+        /// Gets the hash code
+        /// </summary>
+        /// <returns>Hash code</returns>
+        public override int GetHashCode()
+        {
+            unchecked // Overflow is fine, just wrap
+            {
+                int hashCode = 41;
+                if (this.FeedbackActionCode != null)
+                    hashCode = hashCode * 59 + this.FeedbackActionCode.GetHashCode();
+                return hashCode;
+            }
+        }
+
+        /// <summary>
+        /// To validate all properties of the instance
+        /// </summary>
+        /// <param name="validationContext">Validation context</param>
+        /// <returns>Validation Result</returns>
+        IEnumerable<System.ComponentModel.DataAnnotations.ValidationResult> IValidatableObject.Validate(ValidationContext validationContext)
+        {
+            yield break;
+        }
+    }
+
+}
diff --git a/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/RecordActionFeedbackResponse.cs b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/RecordActionFeedbackResponse.cs
new file mode 100644
index 00000000..54ce2c90
--- /dev/null
+++ b/Source/FikaAmazonAPI/AmazonSpApiSDK/Models/AppIntegrationsV20240401/RecordActionFeedbackResponse.cs
@@ -0,0 +1,124 @@
+/* 
+ * The Selling Partner API for third party application integrations.
+ *
+ * With the AppIntegrations API v2024-04-01, you can send notifications to Amazon Selling Partners and display the notifications in Seller Central.
+ *
+ * OpenAPI spec version: 2024-04-01
+ * 
+ * Generated by: https://github.com/swagger-api/swagger-codegen.git
+ */
+
+using System;
+using System.Text;
+using System.Collections.Generic;
+using System.Runtime.Serialization;
+using Newtonsoft.Json;
+using System.ComponentModel.DataAnnotations;
+
+namespace FikaAmazonAPI.AmazonSpApiSDK.Models.AppIntegrationsV20240401
+{
+    /// <summary>
+    /// The response for the &#x60;recordActionFeedback&#x60; operation.
+    /// </summary>
+    [DataContract]
+    public partial class RecordActionFeedbackResponse: IEquatable<RecordActionFeedbackResponse>, IValidatableObject
+    {
+
+        public RecordActionFeedbackResponse()
+        {
+            this.OperationId = default(string);
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RecordActionFeedbackResponse" /> class.
+        /// </summary>
+        /// <param name="OperationId">UUID for the given operation.</param>
+        public RecordActionFeedbackResponse(string operationId = default(string))
+        {
+            this.OperationId = operationId;
+        }
+        
+        /// <summary>
+        /// The unique identifier assigned to each notification.
+        /// </summary>
+        /// <value>The unique identifier assigned to each notification.</value>
+        [DataMember(Name= "operationId", EmitDefaultValue=false)]
+        public string OperationId { get; set; }
+
+        /// <summary>
+        /// Returns the string presentation of the object
+        /// </summary>
+        /// <returns>String presentation of the object</returns>
+        public override string ToString()
+        {
+            var sb = new StringBuilder();
+            sb.Append("class RecordActionFeedbackResponse {\n");
+            sb.Append("  NotificationId: ").Append(OperationId).Append("\n");
+            sb.Append("}\n");
+            return sb.ToString();
+        }
+  
+        /// <summary>
+        /// Returns the JSON string presentation of the object
+        /// </summary>
+        /// <returns>JSON string presentation of the object</returns>
+        public virtual string ToJson()
+        {
+            return JsonConvert.SerializeObject(this, Formatting.Indented);
+        }
+
+        /// <summary>
+        /// Returns true if objects are equal
+        /// </summary>
+        /// <param name="input">Object to be compared</param>
+        /// <returns>Boolean</returns>
+        public override bool Equals(object input)
+        {
+            return this.Equals(input as RecordActionFeedbackResponse);
+        }
+
+        /// <summary>
+        /// Returns true if RecordActionFeedbackResponse instances are equal
+        /// </summary>
+        /// <param name="input">Instance of RecordActionFeedbackResponse to be compared</param>
+        /// <returns>Boolean</returns>
+        public bool Equals(RecordActionFeedbackResponse input)
+        {
+            if (input == null)
+                return false;
+
+            return 
+                (
+                    this.OperationId == input.OperationId ||
+                    (this.OperationId != null &&
+                    this.OperationId.Equals(input.OperationId))
+                );
+        }
+
+        /// <summary>
+        /// Gets the hash code
+        /// </summary>
+        /// <returns>Hash code</returns>
+        public override int GetHashCode()
+        {
+            unchecked // Overflow is fine, just wrap
+            {
+                int hashCode = 41;
+                if (this.OperationId != null)
+                    hashCode = hashCode * 59 + this.OperationId.GetHashCode();
+                return hashCode;
+            }
+        }
+
+        /// <summary>
+        /// To validate all properties of the instance
+        /// </summary>
+        /// <param name="validationContext">Validation context</param>
+        /// <returns>Validation Result</returns>
+        IEnumerable<System.ComponentModel.DataAnnotations.ValidationResult> IValidatableObject.Validate(ValidationContext validationContext)
+        {
+            yield break;
+        }
+    }
+
+}
diff --git a/Source/FikaAmazonAPI/Services/ApiUrls.cs b/Source/FikaAmazonAPI/Services/ApiUrls.cs
index a71a1e74..fd1eec9b 100644
--- a/Source/FikaAmazonAPI/Services/ApiUrls.cs
+++ b/Source/FikaAmazonAPI/Services/ApiUrls.cs
@@ -672,6 +672,28 @@ protected class ProductTypeDefinitionsApi
             public static string SearchDefinitionsProductTypes => $"{_resourceBaseUrl}";
         }
 
+        protected class AppIntegrationsApiUrls
+        {
+            private readonly static string _resourceBaseUrl = "appIntegrations";
+
+            #region V20240401
+            private readonly static string _resourceBaseUrl_V20240401 = "appIntegrations/2024-04-01";
+
+            public static string CreateNotification
+            {
+                get => $"{_resourceBaseUrl_V20240401}/notifications";
+            }
+
+            public static string DeleteNotifications
+            {
+                get => $"{_resourceBaseUrl_V20240401}/notifications/deletion";
+            }
+
+            public static string RecordActionFeedback(string notificationId) => $"{_resourceBaseUrl_V20240401}/notifications/{notificationId}/feedback";
+
+            #endregion
+        }
+
     }
 
 
diff --git a/Source/FikaAmazonAPI/Services/AppIntegrationsV20240401.cs b/Source/FikaAmazonAPI/Services/AppIntegrationsV20240401.cs
new file mode 100644
index 00000000..c567f6e4
--- /dev/null
+++ b/Source/FikaAmazonAPI/Services/AppIntegrationsV20240401.cs
@@ -0,0 +1,62 @@
+using FikaAmazonAPI.AmazonSpApiSDK.Models.AppIntegrationsV20240401;
+using FikaAmazonAPI.Utils;
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Threading.Tasks;
+using System.Threading;
+
+namespace FikaAmazonAPI.Services
+{
+    public class AppIntegrationsServiceV20240401: RequestService
+    {
+        public AppIntegrationsServiceV20240401(AmazonCredential amazonCredential) : base(amazonCredential)
+        {
+
+        }
+
+        #region CreateNotification
+        public CreateNotificationResponse CreateNotification(CreateNotificationRequest createNotificationRequest) =>
+            Task.Run(() => CreateInboundPlanAsync(createNotificationRequest)).ConfigureAwait(false).GetAwaiter().GetResult();
+
+        public async Task<CreateNotificationResponse> CreateInboundPlanAsync(CreateNotificationRequest createNotificationRequest, CancellationToken cancellationToken = default)
+        {
+            await CreateAuthorizedRequestAsync(AppIntegrationsApiUrls.CreateNotification, RestSharp.Method.Post, postJsonObj: createNotificationRequest, cancellationToken: cancellationToken);
+            return await ExecuteRequestAsync<CreateNotificationResponse>(RateLimitType.AppIntegrationsV20240401_CreateNotification, cancellationToken);
+        }
+        #endregion
+
+
+        #region DeleteNotifications
+        public bool DeleteNotifications(DeleteNotificationsRequest deleteNotificationsRequest) =>
+            Task.Run(() => DeleteNotificationsAsync(deleteNotificationsRequest)).ConfigureAwait(false).GetAwaiter().GetResult();
+
+        public async Task<bool> DeleteNotificationsAsync(DeleteNotificationsRequest deleteNotificationsRequest, CancellationToken cancellationToken = default)
+        {
+            await CreateAuthorizedRequestAsync(AppIntegrationsApiUrls.DeleteNotifications, RestSharp.Method.Post, postJsonObj: deleteNotificationsRequest, cancellationToken: cancellationToken);
+            var response = await ExecuteRequestAsync<DeleteNotificationsResponse>(RateLimitType.AppIntegrationsV20240401_DeleteNotifications, cancellationToken);
+            if (response != null)
+                return false;
+
+            return true;
+        }
+        #endregion
+
+        #region RecordActionFeedback
+        public bool RecordActionFeedback(string notificationId, RecordActionFeedbackRequest recordActionFeedbackRequest) =>
+            Task.Run(() => RecordActionFeedbackAsync(notificationId, recordActionFeedbackRequest)).ConfigureAwait(false).GetAwaiter().GetResult();
+
+        public async Task<bool> RecordActionFeedbackAsync(string notificationId, RecordActionFeedbackRequest recordActionFeedbackRequest, CancellationToken cancellationToken = default)
+        {
+            await CreateAuthorizedRequestAsync(AppIntegrationsApiUrls.RecordActionFeedback(notificationId), RestSharp.Method.Post, postJsonObj: recordActionFeedbackRequest, cancellationToken: cancellationToken);
+            var response = await ExecuteRequestAsync<RecordActionFeedbackResponse>(RateLimitType.AppIntegrationsV20240401_RecordActionFeedback, cancellationToken);
+            if (response != null)
+                return false;
+
+            return true;
+        }
+        #endregion
+    }
+
+
+}
diff --git a/Source/FikaAmazonAPI/Utils/RateLimitType.cs b/Source/FikaAmazonAPI/Utils/RateLimitType.cs
index 90c52a80..d2311f7a 100644
--- a/Source/FikaAmazonAPI/Utils/RateLimitType.cs
+++ b/Source/FikaAmazonAPI/Utils/RateLimitType.cs
@@ -4,6 +4,10 @@ public enum RateLimitType
     {
         UNSET,
 
+        AppIntegrationsV20240401_CreateNotification,
+        AppIntegrationsV20240401_DeleteNotifications,
+        AppIntegrationsV20240401_RecordActionFeedback,
+
         Order_GetOrders,
         Order_GetOrder,
         Order_GetOrderBuyerInfo,
diff --git a/Source/FikaAmazonAPI/Utils/RateLimitsDefinitions.cs b/Source/FikaAmazonAPI/Utils/RateLimitsDefinitions.cs
index 6740d2b3..6fea4b85 100644
--- a/Source/FikaAmazonAPI/Utils/RateLimitsDefinitions.cs
+++ b/Source/FikaAmazonAPI/Utils/RateLimitsDefinitions.cs
@@ -9,6 +9,10 @@ internal static Dictionary<RateLimitType, RateLimits> RateLimitsTime()
             //This has to create a new list for each connection, so that rate limits are per seller, not overall.
             return new Dictionary<RateLimitType, RateLimits>()
             {
+              { RateLimitType.AppIntegrationsV20240401_CreateNotification,         new RateLimits(1.0M, 5) },
+              { RateLimitType.AppIntegrationsV20240401_DeleteNotifications,        new RateLimits(1.0M, 5) },
+              { RateLimitType.AppIntegrationsV20240401_RecordActionFeedback,       new RateLimits(1.0M, 5) },
+
               { RateLimitType.Order_GetOrders,                            new RateLimits(0.0167M, 20) },
               { RateLimitType.Order_GetOrder,                             new RateLimits(0.0167M, 20) },
               { RateLimitType.Order_GetOrderBuyerInfo,                    new RateLimits(0.0167M, 20) },