curl --request POST \
  --url https://api.fivemanage.com/api/v3/file/base64 \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "base64": "<string>",
  "filename": "<string>",
  "metadata": "<string>",
  "path": "<string>",
  "retentionExempt": true
}
'

{
  "data": {
    "id": "7F9pGhN8qwErT1vx5aZk",
    "url": "https://r2.fivemanage.com/23492kdx23121/7F9pGhN8qwErT1vx5aZk.jpg"
  },
  "status": "ok"
}