Mutation to create a free FirstRoot Account.
In case of error you could receive any of the following errors:
|Already Verified||A verification token for that login identifier already exists and is verified.|
|Account Verified||The login identifier already exists and belongs to an active user.|
|Already Sign Up||The user already signed up. This is an aggregate error and it does not have precedence against the ones on top.|
|Invalid Password||The password is invalid.|
Parameters for SignUp
Autogenerated return type of SignUp