Enables the seller of a Best Offer item to accept, decline, or counter offers made by bidders. Best offers can be declined in bulk, using the same message from the seller to the bidders of all rejected offers.
The action taken on the Best Offer by the seller (e.g., Accept, Decline, or Counter). Bulk Accept and Bulk Counter are not supported. That is, you cannot accept or counter multiple offers in a single call. You can, however, decline multiple offers in a single call.
The counter offer price. When Action is set to Counter, you must specify the amount for the counter offer with CounterOfferPrice. The value of CounterOfferPrice cannot exceed the Buy It Now price for a single quantity item. The value of CounterOfferPrice may exceed the Buy It Now price if the value for CounterOfferQuantity is greater than 1.
See the Field Index to learn which calls use CounterOfferPrice.