Date and time of notification channel expiration, expressed as a Unix timestamp, in milliseconds. Optional.
kindstring
Identifies this as a notification channel used to watch for changes to a resource, which is "api#channel".
typestring
The type of delivery mechanism used for this channel. The value should be set to "web_hook".
addressstring
The address where notifications are delivered for this channel.
tokenstring
An arbitrary string delivered to the target address with each notification delivered over this channel. Optional.
idstring
A UUID or similar unique string that identifies this channel.
payloadboolean
A Boolean value to indicate whether payload is wanted. A payload is data that is sent in the body of an HTTP POST, PUT, or PATCH message and contains important information about the request. Optional.
resourceIdstring
An opaque ID that identifies the resource being watched on this channel. Stable across different API versions.
resourceUristring
A version-specific identifier for the watched resource.