The purpose of SIGNIUS PROFESSIONIAL platform is eIDAS-compliant electronic signing, where eIDAS stands for "electronic IDentification, Authentication and trust Services", and it is the EU regulation on digital services.

Our SIGNIUS API is primarily used to delegate a document for electronic signing.

SIGNIUS API User guide will easily introduce you with the functionalities of SIGNIUS PROFESIONAL platform.

It was written in a comprehensible manner to describe all actions related to document and signees management.

Our Application Programming Interface is a REST-type API. It has predictable resource-oriented URLs, accepts JSON-encoded request bodies, returns JSON-encoded responses and uses standard HTTP response codes and verbs.

SIGNIUS API is rapidly evolving, but we always provide backwards compatibility.

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