Proof of Address
This article describes the step ADDITIONAL_UPLOAD the goal of which is to get from User a document proving his address.
The step is triggered when two conditions are met:
step: ADDITIONAL_UPLOADandstepExtras: POA
Proof of address documents (so-called POA) can be, for example, a bank statement, a driver's license, etc.
User shall be able to upload one document only. He can upload either an image of the document or PDF file. The maximum file size is 10MB.
Submitting the document to the server
To upload the document for further validation use the respective API.
Pass in the type of a document you are going to upload. For instance, PASSPORT_FRONT_SIDE, DRIVER_LICENCE_FRONT_SIDE, BANK_STATEMENT, UTILITY_BILL etc.
In most cases User shall provide only the first page of a document but sometimes - 2 pages. For example, it regards to biometric residence permit ( BRP ). In this case you need to make 2 subsequent calls passing in BRP_FRONT_SIDE and BRP_BACK_SIDE one-by-one.
Once it is completed, Get User State will navigate back to the step:WAIT.
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