def register_ecs_cluster(EcsClusterArn=None, StackId=None):
    """
    Registers a specified Amazon ECS cluster with a stack. You can register only one cluster with a stack. A cluster can be registered with only one stack. For more information, see Resource Management .
    See also: AWS API Documentation
    
    
    :example: response = client.register_ecs_cluster(
        EcsClusterArn='string',
        StackId='string'
    )
    
    
    :type EcsClusterArn: string
    :param EcsClusterArn: [REQUIRED]
            The cluster's ARN.
            

    :type StackId: string
    :param StackId: [REQUIRED]
            The stack ID.
            

    :rtype: dict
    :return: {
        'EcsClusterArn': 'string'
    }
    
    
    """
    pass
