If you have a WebPay Customer Admin account you are able to create a new WebPay user account from the Administration section of WebPay where you can also grant access to SNAP
If the user requires SNAP only access you will need to raise a ticket with Conferma Support to request this.
To create the user you will be required to provide the below details
First Name
Surname
Preferred User Name format
Security Question
Security Answer
Memorable Word