Amazon Product Advertising API Developer's Manual page 218

Product Advertising API Developer Guide
Parameter
MerchantId
Operation
Service
Style
Validate
Common Request Parameters
Definition
An optional parameter that can be used to filter search
results and offer listings to only include items sold by
Amazon. By default, the API will return items sold by
various merchants including Amazon. Valid values:
• Amazon Only items sold by Amazon are included in the
response.
Specifies the Product Advertising API operation to execute.
Valid Value: An Product Advertising API operation, for
example, ItemLookup
Specifies the Product Advertising API service. There is
only one value for all Product Advertising API operations.
Valid Value: AWSECommerceService
Controls the format of the data returned in Product
Advertising API responses. Style only pertains to REST
requests. Set this parameter to "XML," the default, to
generate a pure XML response. Set this parameter to the
URL of an XSLT stylesheet to have Product Advertising
API transform the XML response. See ContentType
Default: XML
Valid Values: URL of an XSLT stylesheet
.
Prevents an operation from executing. Set the Validate
parameter to True to test your request without actually
executing it. When present, Validate must equal True;
the default value is False. If a request is not actually
executed (Validate=True), only a subset of the errors for
a request may be returned because some errors (for
example, no_exact_matches) are only generated during
the execution of a request.
Default: False
Valid Values: True, False
API Version 2011-08-01
211
Req'd?
No
Yes
Yes
No
No