@Samiksha Narendra Hiranandani Welcome to Microsoft Q&A Forum, Thank you for posting your query here!
This article will have all the property details that are a part of the API response. Azure Retail Prices overview
There is a also similar threads discussion in SO forum, Pricing API for Azure which gives lot of idea on your scenario.
If the issue is still not rectified, for more specialized assistance on this kindly contact Azure , Free billing and subscription Azure Support Options | Microsoft Azure on management support has been provided.
Hope this helps!
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