Hi @Ravi Teja G ,
Thank you for asking this question on the Microsoft Q&A Platform.
For API key you have to first sign in to Azure Video Indexer Developer Portal
Please refer the below Microsoft Doc to get more details about it,
https://learn.microsoft.com/en-us/azure/azure-video-indexer/video-indexer-use-apis
After login to Azure Video Indexer Developer Portal, you can find the Primary Key and Secondary Key. And this key you have to use there,
Primary Key,
Regards,
Kamlesh Kumar
BizTalk Techie
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