ovr_IAP_ConsumePurchase Function
Allow the consumable IAP product to be purchased again. Conceptually, this indicates that the item was used or consumed.
A message with type ovrMessage_IAP_ConsumePurchase will be generated in response.
This response has no payload. If no error occurred, the request was successful. Yay!
ovrRequest ovr_IAP_ConsumePurchase(const char *sku)