{
  "type": "amazon-ebs",
  "ami_name": "packer-acc-test",
  "instance_type": "m1.small",
  "region": "us-east-1",
  "ssh_username": "ubuntu",
  "source_ami": "ami-0568456c",
  "force_deregister" : true,
  "tags": {
    "packer-test": "true"
  }
}