DocumentAttachmentRole

Type: Enum

Role of a document attached to a header-level resource

Values

Value	Description	Deprecated
ACKNOWLEDGEMENT	Counterparty signed/acknowledged copy
CORRESPONDENCE	Email thread, memo, or other correspondence
ORIGINAL_DOCUMENT	The primary document for the parent (PO/Invoice PDF)
OTHER	Other document
RECEIPT	Receipt / proof-of-payment / proof-of-delivery
SPECIFICATION	Specification or requirements doc