post
https://sandbox.datamotion.com/SecureMessagingApi/Account/SamlLogon
This method validates a DataMotion SAML token and returns a session key upon successful login. A successful transaction will receive a 200 status code.
The SamlLogonTokenRequestData is missing || The SamlLogonRequestData is invalid
The authorization code is invalid. || Login restricted by IP address and user IP address is NULL. || Login restricted by IP address and user IP address is not in the list of allowed IP addresses. || User disabled.