curl --request POST \
  --url https://api.hopx.dev/v1/templates/files/upload-link \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '{
  "content_length": 2,
  "files_hash": "<string>"
}'

{
  "expires_at": "<string>",
  "files_hash": "<string>",
  "present": true,
  "request_id": "<string>",
  "upload_url": "<string>"
}