def resolve_customer(RegistrationToken=None):
    """
    ResolveCustomer is called by a SaaS application during the registration process. When a buyer visits your website during the registration process, the buyer submits a registration token through their browser. The registration token is resolved through this API to obtain a CustomerIdentifier and product code.
    See also: AWS API Documentation
    
    
    :example: response = client.resolve_customer(
        RegistrationToken='string'
    )
    
    
    :type RegistrationToken: string
    :param RegistrationToken: [REQUIRED]
            When a buyer visits your website during the registration process, the buyer submits a registration token through the browser. The registration token is resolved to obtain a CustomerIdentifier and product code.
            

    :rtype: dict
    :return: {
        'CustomerIdentifier': 'string',
        'ProductCode': 'string'
    }
    
    
    """
    pass
