{
"ResourceSpecificationVersion": "1.0.0", "ResourceType": { "AWS::EC2::NatGateway": { "Documentation": "http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-ec2-natgateway.html", "Properties": { "AllocationId": { "Documentation": "http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-ec2-natgateway.html#cfn-ec2-natgateway-allocationid", "PrimitiveType": "String", "Required": true, "UpdateType": "Immutable" }, "SubnetId": { "Documentation": "http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-ec2-natgateway.html#cfn-ec2-natgateway-subnetid", "PrimitiveType": "String", "Required": true, "UpdateType": "Immutable" } } } }
}