Authorization: ********************{
"fileUrl": "string",
"filename": "string",
"url": "string"
}curl --location --request POST '/emm-basic-server/api/v1/file/preview' \
--header 'Authorization: <api-key>' \
--header 'Content-Type: application/json' \
--data-raw '{
"fileUrl": "string",
"filename": "string",
"url": "string"
}'{
"size": 0,
"url": "string"
}