{{!-- region: {VERSION: AMI} --}}
"ap-northeast-1" : {"xenial": "ami-51f13330"},
"ap-northeast-2" : {"xenial": ""},
"ap-south-1"     : {"xenial": ""},
"ap-southeast-1" : {"xenial": "ami-fec51c9d"},
"ap-southeast-2" : {"xenial": "ami-a78ebac4"},
"cn-north-1"     : {"xenial": "ami-2c3bf141"},
"eu-central-1"   : {"xenial": "ami-004abc6f"},
"eu-west-1"      : {"xenial": "ami-c06b1eb3"},
"sa-east-1"      : {"xenial": "ami-a674e2ca"},
"us-east-1"      : {"xenial": "ami-c60b90d1"},
"us-gov-west-1"  : {"xenial": "ami-76f34a17"},
"us-west-1"      : {"xenial": "ami-1bf0b37b"},
"us-west-2"      : {"xenial": "ami-f701cb97"}