public void setRegistrationType(String registrationType) {
        this.registrationType = registrationType;
    }
<p>
The type of registration form. The list of <b>RegistrationTypes</b> can be found using the
<a>DescribeRegistrationTypeDefinitions</a> action.
</p>

@param registrationType
       The type of registration form. The list of <b>RegistrationTypes</b> can be found using the
       <a>DescribeRegistrationTypeDefinitions</a> action.
aws-java-sdk-pinpointsmsvoicev2/src/main/java/com/amazonaws/services/pinpointsmsvoicev2/model/DescribeRegistrationFieldDefinitionsRequest.java