Select POST and enter: https://free.apigize.io/v1/files in the Request URL.
You must authenticate every API request by including an "Ocp-Apim-Subscription-Key" header.
This header should include your API Key that has already been assigned the necessary permissions.
Click here for more information.
In the Body select the form-data radio button and then select the file that you want to upload.
Click on the Send button to upload the file.