{
  "Resources": {
    "NestedResource": {
      "Type": "AWS::Something",
      "Properties": {
        "Property": "new-value"
      }
    }
  },
  "Parameters": {
    "NestedParam": {
      "Type": "Number"
    }
  },
  "Outputs": {
    "NestedOutput": {
      "Value": { "Ref": "NestedResource" }
    }
  }
}