Hello i have installed this plugin and code according to setup but then also it shows that plugin not installed in ionic 3 so can you please answer my question how it is possible to run this version of plugin in ionic 3 project specified some information as below ("@ionic-native/onesignal": "^4.20.0",, "onesignal-cordova-plugin": "^2.11.4",)

Hello i have installed this plugin and code according to setup but then also it shows that plugin not installed in ionic 3 so can you please answer my question how it is possible to run this version of plugin in ionic 3 project specified some information as below ("@ionic-native/onesignal": "^4.20.0",, "onesignal-cordova-plugin": "^2.11.4",) #97