As your Mirrar API account is already created.
Add the Brand Key and Click Integrate.
Once integrated it will be locked here.
Jeweller can enale on exactly which products API is to be enabled.
TryOn Option will be available only those products on which the API toggle is enabled.
Under Products Images you can see Enable Mirrar option enabled.
Toggle On: It will Enable the Mirrar API option
Toggle Off: Mirrar Api not enabled.Try on option for this product will not be enabled.
Under Products Page Try on Option will be enabled.