This section provides reference topics for the API components like requests.

More information about how to model your transactions is provided in the Transaction Modeling section.

Some example process flows are provided in the Transaction Processing topic.

The following table lists the endpoints and requests in this API:

Endpoint	Requests
Transaction (`/api/v3/seller/transactions`)	Store Transaction, Confirm Transaction, Refund Transaction, and Retrieve Transaction Requests
Taxes (`/api/v3/seller/tax`)	Calculate Tax
Refunds (`/api/v3/seller/transactions/{key}/refunds`)	Refund Transaction

In this section

Topic	Description
Requests Reference Overview	Read the list of requests that are available in the Seller Transaction API.
Fields Reference	Read about the fields used to model data in the requests.