Sample using cURL to render a simple template.
curl --header "Content-Type: application/json" \\
--header "Authorization: API_TOKEN" \\
--request POST \\
--data '{"zoomLevel":1,"format":"jpg","input":["<https://dummyimage.com/400x600/4697c2/fff.jpg>"]}' \\
<https://api.mockupsjar.com/mockups/render/rustic-frame>
Output
{"status":"success","data":{"slug":"rustic-frame","name":"Rustic Frame","status":"successful","zoomLevel":1,"format":"jpg","result":{"url":"<https://mockupsjar-production.s3-eu-west-1.amazonaws.com/renders/mockup-pBLFUBooWq8INsaX.jpg","previewUrl":"https://mockupsjar-production.s3-eu-west-1.amazonaws.com/renders/5mAD5OI9DjqNPSfM-RawCtbIIAjFyUv3j.jpg>"}}}
Output image