PayPal Button Manager API (NVP)

3Button Manager API ReferenceBMGetInventory API OperationFieldTRACKPNLOPTIONNAMEINDEXSOLDOUTURLDescriptionWhether to track the gross profit associated with inventory changes. It is oneof the following values:• 0 - do not track the gross profit• 1 - track the gross profitNOTE: The gross profit is calculated as the price of the item less its cost,multiplied by the change in the inventory level since the last call toBMSetInventory.Option index, which identifies the button. Option index 0 is the menu thatcontains the price if one exists; otherwise, it is the first menu without a price.Character length and limitations: 1 single-byte alphanumeric characterThe URL to which the buyer’s browser is redirected when the inventory dropsto 0NOTE: A value in this field also prevents a sale when the inventory drops to 0;otherwise, sales can continue even when inventory is unavailable.Character length and limitations: 127 single-byte alphanumeric charactersItem Tracking Details FieldsFieldITEMNUMBERITEMQTYITEMQTYDELTAITEMALERTITEMCOSTDescriptionThe ID for an item associated with this buttonThe current inventory level of the item associated with this buttonNot usedThe quantity of the item associated with this button below which PayPal sendsyou an email notificationThe cost of the item associated with this buttonOption Tracking Details FieldsFieldL_OPTIONNUMBERnL_OPTIONQTYnL_OPTIONSELECTnDescriptionThe menu item’s ID for an option in a dropdown menuIt is a list of variables for each menu item, in which n is a digit between 0 and9, inclusive.The current inventory level of the option associated with this menu itemIt is a list of variables for each menu item, in which n is a digit between 0 and9, inclusive.The menu item’s name in a dropdown menuIt is a list of variables for each menu item, in which n is a digit between 0 and9, inclusive.48 April 2012 Button Manager NVP API