If you want to link your webportal to another application you must create a usertoken / API key. You can enter this in the Signhost App, add-on or pass it on to the administrator of the partner software.
Read this article our follow the tour:
How do I generate a usertoken?
Step 1: Go to Settings
Step 2: Scroll down to Usertokens
Step 3: Choose your own description and click on add
Step 4: Copy the token and enter it on the app, add-on or partner software.
With this usertoken from your account, the software knows exactly from which account a signing request should be sent.
Our support team is happy to assist you via chat or via support@signhost.com