Untitled undefined type in Custom Schema

https://example.com/schemas/custom#/allOf/1

Abstract	Extensible	Status	Identifiable	Custom Properties	Additional Properties	Access Restrictions	Defined In
Can be instantiated	No	Unknown status	No	Forbidden	Allowed	none	custom.schema.json*

1 Type

unknown

1 Properties

Property	Type	Required	Nullable	Defined by
foo	`string`	Optional	cannot be null	Custom

foo

A unique identifier given to every addressable thing.

foo

is optional
Type: string
cannot be null
defined in: Custom

foo Type

string