For fixed_count installment plans, this is the number of installment payments your customer will make to their credit card.
fixed_count
For fixed_count installment plans, this is the interval between installment payments your customer will make to their credit card. One of month.
month
Type of installment plan, one of fixed_count, revolving, or bonus.
revolving
bonus
For
fixed_countinstallment plans, this is the number of installment payments your customer will make to their credit card.