Anotastion color chnaged when used merge api

I am using a webviewer and added a text in green or purple color but when i used api to merge pdf with anotation and save blob. the resulted file anotation color changed to red

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Hi there,

This is probably due to the mangling mechanism that is used when you use the REST API without a license key. Annotations changing color means you are in “demo mode”. Once you sign up for the API and provide a valid license, the annotations will go back to normal.

Thanks!
Logan