Array
(
    [0] => X-PAYPAL-SECURITY-USERID: sandbox-receiver_api1.angelleye.com
    [1] => X-PAYPAL-SECURITY-PASSWORD: 4QRLBN4436J5SYK7
    [2] => X-PAYPAL-SECURITY-SIGNATURE: Aot58IpYmBS9OCwpojJteaIGD2k5AiAIqTDvQLm4GdfFUBJLTzvvY.S7
    [3] => X-PAYPAL-SECURITY-SUBJECT: 
    [4] => X-PAYPAL-SECURITY-VERSION: 119.0
    [5] => X-PAYPAL-REQUEST-DATA-FORMAT: XML
    [6] => X-PAYPAL-RESPONSE-DATA-FORMAT: XML
    [7] => X-PAYPAL-APPLICATION-ID: APP-80W284485P519543T
    [8] => X-PAYPAL-DEVICE-ID: 
    [9] => X-PAYPAL-DEVICE-IPADDRESS: 216.73.216.99
    [10] => X-PAYPAL-SANDBOX-EMAIL-ADDRESS: 
)
Array
(
    [Errors] => Array
        (
            [0] => Array
                (
                    [Receiver] => 
                    [Category] => Application
                    [Domain] => PLATFORM
                    [ErrorID] => 580046
                    [ExceptionID] => 
                    [Message] => An invoice already exists for the merchant with this invoice number: DUPLICATE_INVOICE_NUMBER
                    [Parameter] => DUPLICATE_INVOICE_NUMBER
                    [Severity] => Error
                    [Subdomain] => Application
                )

        )

    [Ack] => Failure
    [Build] => invoiceserv-3.7.31_20250820034211267
    [CorrelationID] => 25f83f9663767
    [Timestamp] => 2025-08-24T12:30:53.790-07:00
    [InvoiceID] => 
    [InvoiceNumber] => 
    [InvoiceURL] => 
    [XMLRequest] => ReturnAllen_USsandbo_1215254764_biz@angelleye.comdrew@angelleye.comABC-ZZZzTesterTestersonTesters, LLC555-555-5555555-555-5556http://www.domain.comSome custom info.Test Widget 1This is a test widget #12012-02-18110.00Test Widget 2This is a test widget #22012-02-18220.00USDDueOnReceiptThis is a test invoice.This is a test invoice.10.00https://www.usbswiper.com/images/angelley-clients/cpp-header-image.jpgAngellEYE_PHPClass
    [XMLResponse] => 2025-08-24T12:30:53.790-07:00Failure25f83f9663767invoiceserv-3.7.31_20250820034211267580046PLATFORMApplicationErrorApplicationAn invoice already exists for the merchant with this invoice number: DUPLICATE_INVOICE_NUMBERDUPLICATE_INVOICE_NUMBER
)