a1c47b6d_ation__NVP____PayPal_Developer__Field
[Description] (Optional) Flag to indicate whether you want the results returned by Fraud Management Filters. By default, you do not receive this information. It is one of the following values: 0 – Do not receive FMF details (default). 1 – Receive FMF details. [Field] 
RETURNFMFDETAILS
DoExpressCheckoutPayment API Operation (NVP) - PayPal Developer
Field