Subscription ID

Subscription ID

Merchant unique identifier

Target pricing ID

Effective date

• end_of_period: End of current period.
• immediate: Immediate.

Proration settings
none: Do not invoice prorated amount. (The price difference is ignored and a full invoice for the new pricing will be generated at the end of the current billing cycle.)
immediate: Invoice prorated amount immediately. (A prorated credit or charge will be invoiced based on the price difference.)

Updated subscription quantity (number of seats, 1-999999999). This pricing-change endpoint doubles as the quantity-change entry point; only supported for subscriptions with billing_dimension=quantity.
Write-only command (takes effect next cycle, no preview). Providing a value starts a quantity change; omitting it keeps the current quantity. For a preview, use the read-only PreviewSubscriptionQuantity endpoint.

The unique identifier of the request