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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