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Required Parameters

From Product Advertising API: 2009-11-01

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Required Parameters

The parameters in the following table are required in every request.

Parameter Value Description
Service AWSECommerceService Specifies the Product Advertising API service
AWSAccessKeyId Your Amazon-assigned Access Key ID To register for an Access Key ID from the Amazon Web site, go to http://aws.amazon.com. Every Product Advertising API 4.0 request must contain either an Access Key ID or a Subscription ID but not both.
SubscriptionId Your Amazon-assigned subscription ID Every Product Advertising API 4.0 request must contain either an Access Key ID or a Subscription ID but not both. Starting with version 2005-10-05, Product Advertising API stopped distributing Subscription IDs. If you already have one, it will continue to work.
Operation Operation you wish to perform, for example, ItemLookup One of the Product Advertising API operation types.

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