{
  "MinCount": 1,
  "MaxCount": 1,
  "DryRun": false,
  "ImageId": "ami-936d9d93",
  "KeyName": "yourkey",
  "InstanceType": "c3.xlarge",
  "Placement": {
    "AvailabilityZone": "ap-northeast-1a"
  },
  "NetworkInterfaces": [
    {
      "Groups": [
        "sg-your"
      ],
      "SubnetId": "subnet-your",
      "DeviceIndex": 0,
      "AssociatePublicIpAddress": true
    }
  ]
}