def cancel_cluster(ClusterId=None):
    """
    Cancels a cluster job. You can only cancel a cluster job while it's in the AwaitingQuorum status. You'll have at least an hour after creating a cluster job to cancel it.
    See also: AWS API Documentation
    
    Examples
    This operation cancels a cluster job. You can only cancel a cluster job while it's in the AwaitingQuorum status.
    Expected Output:
    
    :example: response = client.cancel_cluster(
        ClusterId='string'
    )
    
    
    :type ClusterId: string
    :param ClusterId: [REQUIRED]
            The 39-character ID for the cluster that you want to cancel, for example CID123e4567-e89b-12d3-a456-426655440000 .
            

    :rtype: dict
    :return: {}
    
    
    """
    pass
