Invoice Attachments REST Endpoints

Subscriptions/Products/Bill Lines/Invoice Attachments
The invoice attachments resource is used to view usage invoice attachments.
Get all invoice attachments
Method: get
Path: /crmRestApi/resources/11.13.18.05/subscriptions/{SubscriptionNumber}/child/products/{SubscriptionProductPuid}/child/billLines/{BillLinePuid}/child/usageInvoiceAttachments
Get an invoice attachment
Method: get
Path: /crmRestApi/resources/11.13.18.05/subscriptions/{SubscriptionNumber}/child/products/{SubscriptionProductPuid}/child/billLines/{BillLinePuid}/child/usageInvoiceAttachments/{usageInvoiceAttachmentsUniqID}