Releasing v3.13.0

[cb-alish]

v3.13.0 (2025-10-28)

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New Attributes:

• reference_transactions has been added to Invoice.
• payment_attempts[] has been added to PaymentIntent.
• checkout_details has been added to PaymentIntent#PaymentAttempt.
• line_item_id has been added to CreditNoteEstimate#Discount.
• line_item_id has been added to CreditNote#Discount.
• line_item_id has been added to InvoiceEstimate#Discount.
• line_item_id has been added to Invoice#Discount.
• line_item_id has been added to InvoiceEstimate#Discount.
• line_item_id has been added to Quote#Discount.
• line_item_id has been added to QuoteLineGroup#Discount.

Modified Attributes:

• omnichannel_subscription_item_offers has been made optional attribute from required attribute.

New Input Parameters:

• discount[line_item_id] has been added to CreditNote#ImportCreditNoteRequest.
• discount[line_item_id] has been added to CreditNote#ImportInvoiceRequest.

New Enums:

• OMNICHANNEL_TRANSACTION_CREATED has been added to EventTypeEnum.
• DEUTSCHE_BANK has been added to Gateway.