I am using amazon's itemlookup api to get the details of an book provided the ISBN has been given to it.
I have made an request to Amazon aws with URL as:
And all I get from above request is :
<Message>Your request is missing required parameters. Required parameters include AssociateTag.</Message>
Later on, I have generated an AssociateTag for myself and passed it to the the query string but that did not help either. Instead, it gave me another message that "Signature does not match."
<Error><Code>SignatureDoesNotMatch</Code><Message>The request signature we calculated does not match the signature you provided. Check your AWS Secret Access Key and signing method. Consult the service documentation for details.</Message>
After adding the associate tag, my query string looks like as:
Am I missing anything basic here?
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