Changes:

• [API] Added optional field purchaseOrderNumber to OrderFromCartDraft, OrderImportDraft, QuoteRequestDraft, QuoteRequest, StagedQuote, Quote, Order.
• [API] Added setPurchaseOrderNumber update action to Orders and Order Edits APIs.
• [API] Added PurchaseOrderNumberSet message.
• [GraphQL API] Changed the QuoteRequestDraft type:
  • Input field purchaseOrderNumber was added to QuoteRequestDraft type
• [GraphQL API] Changed the OrderCartCommand type:
  • Input field purchaseOrderNumber was added to OrderCartCommand type
• [GraphQL API] Changed the ImportOrderDraft type:
  • Input field purchaseOrderNumber was added to ImportOrderDraft type
• [GraphQL API] Changed the StagedOrderUpdateAction type:
  • Input field setPurchaseOrderNumber was added to StagedOrderUpdateAction type
• [GraphQL API] Changed the StagedQuote type:
  • Added the purchaseOrderNumber field to the StagedQuote type.
• [GraphQL API] Changed the OrderUpdateAction type:
  • Input field setPurchaseOrderNumber was added to OrderUpdateAction type
• [GraphQL API] Changed the Quote type:
  • Added the purchaseOrderNumber field to the Quote type.
• [GraphQL API] Changed the Order type:
  • Added the purchaseOrderNumber field to the Order type.
• [GraphQL API] Changed the QuoteRequest type:
  • Added the purchaseOrderNumber field to the QuoteRequest type.

The following changes were introduced in terms of GraphQL SDL:

extend type StagedQuote {
  purchaseOrderNumber: String
}

extend type Quote {
  purchaseOrderNumber: String
}

extend type Order {
  purchaseOrderNumber: String
}

extend type QuoteRequest {
  purchaseOrderNumber: String
}

extend input QuoteRequestDraft {
  purchaseOrderNumber: String
}

extend input OrderCartCommand {
  purchaseOrderNumber: String
}

extend input ImportOrderDraft {
  purchaseOrderNumber: String
}

extend input StagedOrderUpdateAction {
  setPurchaseOrderNumber: SetStagedOrderPurchaseOrderNumber
}

extend input OrderUpdateAction {
  setPurchaseOrderNumber: SetOrderPurchaseOrderNumber
}

type PurchaseOrderNumberSet implements MessagePayload & OrderMessagePayload {
  purchaseOrderNumber: String
  oldPurchaseOrderNumber: String
  type: String!
}

input SetOrderPurchaseOrderNumber {
  purchaseOrderNumber: String
}

input SetStagedOrderPurchaseOrderNumber {
  purchaseOrderNumber: String
}

type SetStagedOrderPurchaseOrderNumberOutput implements StagedOrderUpdateActionOutput {
  type: String!
  purchaseOrderNumber: String
}