Set a recipient’s subscription state for a specific target.
target here can be used to set a project pereference (global-level) or a (resource-level) preference.
You can use this API to :
target like yt_channel:mr_beast:new_video with subscribed: true.Bearer authentication header of the form Bearer bv_xxxxxxxxx, where bv_xxxxxxxxx is your API Key with Full access or Recipient acess scope.
The unique identifier of the recipient.
Updated subscription state for the target