Submit Invoice for Approval
Submit a draft invoice into the tenant’s approval queue (Draft → PendingApproval). Fires InvoiceSubmittedForApproval which emails, in-app notifies, and pushes the approvers (users with billing.invoices.approve in the tenant). Returns 422 when the invoice is not in Draft. Requires billing.invoices.submit_for_approval permission.
Headers
{{tenant_key_name}}
Response
Successful response

