anchor.diff:  
   # An ISO 8601 datetime
   scalar CommerceDateTime
  +
  +interface CommerceEventInterface {
  +  createdAt(
  +    format: String
  +
  +    # A tz database time zone, otherwise falls back to `X-TIMEZONE` header
  +    timezone: String
  +  ): String!
  +}
   
   # Autogenerated input type of FixFailedPayment
   input CommerceFixFailedPaymentInput {
  
positive.code:     symbol: String
      thousand: String = ","
    ): String
    requestedFulfillment: CommerceRequestedFulfillmentUnion
    seller: CommerceOrderPartyUnion!
    sellerDetails: OrderParty
  
negative.code:     last: Int
    ): CommerceLineItemConnection
    mode: CommerceOrderModeEnum
    orderHistory: [CommerceOrderEventUnion!]!
    requestedFulfillment: CommerceRequestedFulfillmentUnion
    seller: CommerceOrderPartyUnion!
    sellerDetails: OrderParty
  