{
  "ResourceSpecificationVersion": "1.0.0",
  "ResourceType": {
    "AWS::SNS::TopicPolicy": {
      "Documentation": "http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-sns-policy.html",
      "Properties": {
        "PolicyDocument": {
          "Documentation": "http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-sns-policy.html#cfn-sns-topicpolicy-policydocument",
          "PrimitiveType": "Json",
          "Required": true,
          "UpdateType": "Mutable"
        },
        "Topics": {
          "Documentation": "http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-sns-policy.html#cfn-sns-topicpolicy-topics",
          "DuplicatesAllowed": true,
          "PrimitiveItemType": "String",
          "Required": true,
          "Type": "List",
          "UpdateType": "Mutable"
        }
      }
    }
  }
}