Optionalinterval_The number of intervals between subscription billings. For example, interval=month and interval_count=3 bills every 3 months. Maximum of three years interval allowed (3 years, 36 months, or 156 weeks).
OptionalmeterThe meter tracking the usage of a metered price
Optionaltrial_Default number of trial days when subscribing a customer to this price using trial_from_plan=true.
Optionalusage_Configures how the quantity per period should be determined. Can be either metered or licensed. licensed automatically bills the quantity set when adding it to a subscription. metered aggregates the total usage based on usage records. Defaults to licensed.
Specifies billing frequency. Either
day,week,monthoryear.