curl --location --request POST 'https://openapi.postly.ai/v1/v1/files/upload-from-url' \
--header 'X-API-KEY: <api-key>' \
--header 'Content-Type: application/json' \
--data-raw '{
"url": "https://example.com/image.jpg",
"file_name": "optional-name.jpg"
}'{
"success": true,
"data": {
"id": "file_abc123",
"url": "https://cdn.postly.ai/files/file_abc123.jpg",
"file_name": "optional-name.jpg"
}
}