curl --request POST \
  --url https://api.bannerify.co/v1/templates/createStoredImage \
  --header 'Content-Type: application/json' \
  --data '
{
  "format": "png",
  "_debug": "<string>",
  "s3Config": {
    "endPoint": "s3.amazonaws.com",
    "port": 443,
    "useSSL": true,
    "region": "us-east-1",
    "bucket": "my-images-bucket",
    "pathStyle": false,
    "accessKey": "<string>",
    "secretKey": "<string>",
    "customUrl": "https://cdn.example.com/{key}"
  },
  "apiKey": "<string>",
  "templateId": "tpl_xxxxxxxxx",
  "modifications": []
}
'

{
  "url": "<string>"
}