anchor.diff:    startIdentityVerification(
       input: startIdentityVerificationMutationInput!
     ): startIdentityVerificationMutationPayload
  +  unpublishViewingRoom(
  +    input: UnpublishViewingRoomInput!
  +  ): UnpublishViewingRoomPayload
     updateAppSecondFactor(
       input: UpdateAppSecondFactorInput!
     ): UpdateAppSecondFactorPayload
  
positive.code:   # Follow (or unfollow) a show
    followShow(input: FollowShowInput!): FollowShowPayload
    holdInventory(input: HoldInventoryInput!): HoldInventoryPayload
    recordArtworkView(input: RecordArtworkViewInput!): RecordArtworkViewPayload
    requestConditionReport(
      input: RequestConditionReportInput!
  
negative.code: 
      # Returns the elements in the list that come before the specified cursor.
      before: String
  
      # Array of IDs of artist series that should be excluded from results
      excludeIDs: [ID!]
  
      # Returns the first _n_ elements from the list.
      first: Int
  