curl --request POST \
  --url https://api.simplex.sh/click_and_download \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '{
  "session_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "element_description": "<string>"
}'

{
  "succeeded": true,
  "filename": "<string>",
  "b64": "<string>"
}