anchor.diff:  }
   
   type CommerceBuyOrder implements CommerceOrder {
  -  additionalPaymentMethods: [String]
  -
     # Whether Artsy collects taxes (e.g., sales tax or VAT) on this order.
     artsyCollectsTaxes: Boolean
     artsyRemitsTaxes: Boolean
  
positive.code: }
  
  type CommerceOfferOrder implements CommerceOrder {
    additionalPaymentMethods: [String]
  
    # Whether Artsy collects taxes (e.g., sales tax or VAT) on this order.
    artsyCollectsTaxes: Boolean
    artsyRemitsTaxes: Boolean
  
negative.code: 
  # Order
  interface CommerceOrder {
    # Whether Artsy collects taxes (e.g., sales tax or VAT) on this order.
    artsyCollectsTaxes: Boolean
    artsyRemitsTaxes: Boolean
  