身份证验证问题

object(stdClass)#25 (2) {
  ["alipay_user_certify_open_initialize_response"] => object(stdClass)#24 (4) {
    ["code"] => string(5) "40004"
    ["msg"] => string(15) "Business Failed"
    ["sub_code"] => string(16) "unknown-sub-code"
    ["sub_msg"] => string(31) "未知的错误码UNKNOWN_ERROR"
  }
  ["sign"] => string(344) "BxpF2T4Ms8m2eoZucHtalhXoq1iqXM3g5uBLmP/O9W/FvxfJoOAD108+UbPD3032r1dEtpMlXcEa6roGYuTQpeHLrYeTt2OqVi4rBGPB+ekzZpH2u7j0MfIF2d+Bb2Qg+rAKMc7ol1UuDga7CfvwAEd7QMOMFplu7I7eM6FPVE75ht80EKMxU8QTBgtG6hKBwAduZ0QEsfK/Xfqr7ZooQvxgZyBEJo+1eyvflJmoQeaEC1txJ0aX0rwEc+rphDzXzGIPb+vdDaJD4dwixO9KVI6gW1d7ysyGFeXdYxr5JHPXD/ic4u0++bBy+BHRwJiPh2MZAI4DfTxLsBlN4vcqnA=="
}