{
  "$ref": "core/room_event.json",
  "type": "m.room.encrypted",
  "content": {
    "algorithm": "m.megolm.v1.aes-sha2",
    "ciphertext": "AwgAEnACgAkLmt6qF84IK++J7UDH2Za1YVchHyprqTqsg...",
    "device_id": "RJYKSTBOIE",
    "sender_key": "IlRMeOPX2e0MurIyfWEucYBRVOEEUMrOHqn/8mLqMjA",
    "session_id": "X3lUlvLELLYxeTx4yOVu6UDpasGEVO0Jbu+QFnm0cKQ"
  }
}