anchor.diff:    orderHistory: [CommerceOrderEventUnion!]!
     orderUpdateState: String
     paymentMethod: CommercePaymentMethodEnum
  +  paymentMethodDetails: PaymentMethodUnion
     requestedFulfillment: CommerceRequestedFulfillmentUnion
     seller: CommerceOrderPartyUnion!
     sellerDetails: OrderParty
  
positive.code:   # `LOGGED_IN` because we don't know whether or not the authentication is valid
    # (error could be something else).
    authenticationStatus: AuthenticationStatus!
    channel(id: ID!): Channel!
  
    # A list of cities
  
negative.code: # A list of backup second factors or errors
  union BackupSecondFactorsOrErrorsUnion = BackupSecondFactors | Errors
  
  type BankAccount {
    # Name on the bank account
    accountHolderName: String
  
    # Bank name
    bankName: String!
  
    # A globally unique ID.
    id: ID!
  
    # A type-specific ID likely used as a database ID.
    internalID: ID!
  
    # Last four characters of the account identifier
    last4: String!
  }
  
  type Bidder implements Node {
    createdAt(
      format: String
  