Sending Message:
- Have my actor id fetchable with public key
- GET @
- request webfinger from host for
- Find
hreffromrel: selfwithapplication/activity+jsontype - GET the href (actor activity stream)
- find user's inbox URL
- Construct a activitystream of type note
- Sign header with my private key to which the public ley is available inbox my actor activitystream
- Make post request
Main activitystream has image and icon object with url in it.
- image is the background banner
- icon is the profile image