Upload a document for verification checks

Uploads a document for verification checks. Adyen uses the information from the [legal entity](https://docs.adyen.com/api-explorer/#/legalentity/latest/post/legalEntities) to run automated verification checks. If these checks fail, you will be notified to provide additional documents. You should only upload documents when Adyen requests additional information for the legal entity. >You can upload a maximum of 15 pages for photo IDs.