Get details of a specific billing plan.
Plan ID (plan_*).
Plan details.
A billing plan defining the recurring charge amount and frequency. Reusable across multiple subscriptions.
Plan ID. Prefix: plan_
Number of periods between charges. For daily period, minimum interval is 7.
Billing frequency unit. daily requires interval ≥ 7.
A reusable catalog item used in invoice line items.
Key-value pairs for storing custom metadata. Maximum 15 pairs. Each key and value must not exceed 256 characters.