Create a new RoomMessageRequest.
ReadonlybodyA JSON-encoded object containing the message's content.
Readonlyevent_A string representing the type of event to be sent.
ReadonlyidThe request ID.
Readonlyroom_A string representing the room to send the event to.
Readonlytxn_A string representing the transaction ID for this event.
Clients should generate an ID unique across requests with the same access token; it will be used by the server to ensure idempotency of requests.
ReadonlytypeGet its request type.
A customized owned request type for sending out room messages (specification).