await makeApiRequest('POST', '/benefits', {
PlanNum: planNum,
BenefitType: 'Deductible',
MonetaryAmt: MaximumsAndDeductibles.IndividualAnnualDeductible,
TimePeriod: 'CalendarYear',
CoverageLevel: 'Individual',
});
It should ideally be seen here:

Which API should I use instead?