object(PayResponse)#11 (9) {
  ["responseEnvelope"]=>
  object(ResponseEnvelope)#13 (4) {
    ["timestamp"]=>
    string(29) "2025-12-13T10:43:16.066-08:00"
    ["ack"]=>
    string(7) "Failure"
    ["correlationId"]=>
    string(13) "0e4e8fe2cc49b"
    ["build"]=>
    string(34) "apapiserv-0.52.0_20251110044717015"
  }
  ["payKey"]=>
  NULL
  ["paymentExecStatus"]=>
  NULL
  ["payErrorList"]=>
  NULL
  ["paymentInfoList"]=>
  NULL
  ["sender"]=>
  NULL
  ["defaultFundingPlan"]=>
  NULL
  ["warningDataList"]=>
  NULL
  ["error"]=>
  array(1) {
    [0]=>
    object(ErrorData)#18 (8) {
      ["errorId"]=>
      string(6) "520003"
      ["domain"]=>
      string(8) "PLATFORM"
      ["subdomain"]=>
      string(11) "Application"
      ["severity"]=>
      string(5) "Error"
      ["category"]=>
      string(11) "Application"
      ["message"]=>
      string(53) "Authentication failed. API credentials are incorrect."
      ["exceptionId"]=>
      NULL
      ["parameter"]=>
      NULL
    }
  }
}
1