3824338 - Why does the Expense Type appear as "Undefined" under "Available Expense" when Quick Expense data is integrated via API?

Even though the Expense Type is specified when integrating Quick Expense data via API, it still appears as Undefined under Available Expense. Why is that?

When Quick Expenses are created via the Quick Expense v4 API, the Expense Type may appear as “Undefined” under Available Expenses, even though an expense type was provided in the API request. , KBA , CON-INT , Integrations , CON-REQ-ADM-CRP , Country / Region Groups , CON-CA-ADM-PAS , Policy Assistance , Problem