Could you please enhance the documentation and add information about the properties expected for channelData in case campaign is for PUSH or SMS

Obviously the API expects "something":

You may also consider documenting the full list of error messages of this API.
Could you please enhance the documentation and add information about the properties expected for
channelDatain case campaign is for PUSH or SMSObviously the API expects "something":
You may also consider documenting the full list of error messages of this API.