Changes to Login Feature

added the required property needs_mfa to the response with the 200 status

added the new required request property remember_me

the response property access_token became required for the status 200

the response property expires_in became required for the status 200

the response property refresh_token became required for the status 200

the response property token_type became required for the status 200

the response property user became required for the status 200

endpoint added