Set a peer card for a specific peer relationship.
Sets the peer card that the observer peer has for the target peer. If no target is specified, sets the observer’s own peer card.
Bearer authentication header of the form Bearer <token>, where <token> is your auth token.
Optional target peer to set a card for, from the observer's perspective. If not provided, sets the observer's own card
Peer card data to set
The peer card content to set
Successful Response
The peer card content, or None if not found