Minimalistic JSON Structure https://google.github.io/styleguide/jsoncstyleguide.xml

gistfile1.txt

object {
  string apiVersion?;
  object {
    string kind?;
    string lang?;
    boolean deleted?;
    string selfLink?;
    array [
      object {}*;
    ] items?;
  }* data?;
  object {
    integer code?;
    string message?;
    array [
      object {
        string domain?;
        string reason?;
        string message?;
        string location?;
      }*;
    ] errors?;
  }* error?;
}*;