Command option Sample:aws ec2 modify-vpc-tenancy

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Modifies the instance tenancy attribute of the specified VPC.Show details from next link. https://docs.aws.amazon.com/ja_jp/cli/latest/reference/ec2/modify-vpc-tenancy.html

aws ec2 modify-vpc-tenancy --vpc-id vpc-1a2b3c4d --instance-tenancy default
    Dedicated Instances - Amazon Elastic Compute Cloud : http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/dedicated-instance.html

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