anchor.diff:  # source: https://api.graph.cool/simple/v1/cixmkt2ul01q00122mksg82pn
  -# timestamp: Wed Aug 09 2017 15:01:10 GMT+0300 (EEST)
  +# timestamp: Thu Sep 14 2017 13:37:40 GMT+0200 (CEST)
   
   enum _ModelMutationType {
     CREATED
  
positive.code:   previousValues: FilePreviousValues
  }
  
  # The `Long` scalar type represents non-fractional signed whole numeric values.
  # Long can represent values between -(2^63) and 2^63 - 1.
  scalar Long
  
  type Mutation {
    createFile(name: String!): File
    createPost(title: String!, url: String!, votes: Int): Post
  
negative.code: input AuthProviderSignupData {
    email: AUTH_PROVIDER_EMAIL
  }
  
  input CreateFile {
    name: String!
  