anchor.diff:  
   # An ISO 8601-encoded datetime
   scalar ISO8601DateTime
  +
  +type Job {
  +  # HTML of job listing
  +  content: String!
  +
  +  # The url of the job listing on Greenhouse
  +  externalURL: String!
  +  id: ID!
  +  location: String!
  +  title: String!
  +  updatedAt(
  +    format: String
  +
  +    # A tz database time zone, otherwise falls back to "X-TIMEZONE" header. See
  +    # http://www.iana.org/time-zones,
  +    # https://en.wikipedia.org/wiki/List_of_tz_database_time_zones
  +    timezone: String
  +  ): String
  +}
   
   # Represents untyped JSON
   scalar JSON
  
positive.code: 
    # Home screen content
    homePage: HomePage
    marketingCollections(
      artistID: String
      category: String
  
negative.code:   ): String
  }
  
  type Department {
    id: ID!
    jobs: [Job!]!
    name: String!
  }
  
  type Device {
    # E.g., net.artsy.artsy
    appId: String!
  