Generate an Electronic Signature of a Document

This call lets you to generate an electronic signature.

Note: Only SDD mandates can be signed with this method.

Prerequisite: A Mandate needs to be registered with RegisterSddMandate

1. A call to SignDocumentInit of DirectKit to make the signature request and get a token.
2. A redirection from your website to the WebKit, with the token in GET parameter (see Finalize document signature).
3. A return page where your user will be redirected after the signature.