{
    "return_code": "SUCCESS",
    "return_msg": "OK",
    "nonce_str": "3Ilu41xvNWLNmgjw",
    "sign": "5E024CB99587352F6141DDC0BE13FD1A3F349AD1E5874244EE9717C3B295557E",
    "result_code": "FAIL",
    "err_code": "INVALID_REQUEST",
    "err_code_des": "银行卡存在，但与姓名证件号其中一项或全部不匹配"
}