WSDL Page:  http://<your_domain_here>/affiliates/api/2/account.asmx?op=GetPriceFormats
Parameter Summary:
api_key / STRING = Affiliate API Key {See auth.asmx > Login}
affiliate_id / INT = Affiliate ID {See auth.asmx > Login}
Parameter Types:
api_key - ID
affiliate_id - ID
Sample GET Call:
Sample XML Response:
<price_format_response>
  <success>true</success>
  <row_count>5</row_count>
  <price_formats>
    <price_format>
      <format_id>1</format_id>
      <format_name>CPA</format_name>
    </price_format>
    <price_format>
      <format_id>2</format_id>
      <format_name>CPC</format_name>
    </price_format>
    <price_format>
      <format_id>3</format_id>
      <format_name>CPM</format_name>
    </price_format>
    <price_format>
      <format_id>4</format_id>
      <format_name>Fixed</format_name>
    </price_format>
    <price_format>
      <format_id>5</format_id>
      <format_name>RevShare</format_name>
    </price_format>
  </price_formats>
</price_format_response>