Paypal Pro直接付款（英国帐户）获取错误代码10001.内部错误
Api响应：
Array
(
[TIMESTAMP] => 2015%2d08%2d22T05%3a04%3a47Z
[CORRELATIONID] => 7c43321ab0811
[ACK] => Failure
[VERSION] => 51%2e0
[BUILD] => 000000
[L_ERRORCODE0] => 10001
[L_SHORTMESSAGE0] => Internal Error
[L_LONGMESSAGE0] => Internal Error
[L_SEVERITYCODE0] => Error
[AMT] => 80%2e00
[CURRENCYCODE] => GBP
)