Create a proforma invoice

post

https://api.fastspring.com/subscriptions/proformaInvoice

Creates a new proforma invoice that reflects changes you want to make to a subscription.

Body Params

subscription

string

required

Unique identifier for the subscription.

product

string

required

The product identifier.

prorate

boolean

required

Indicates whether the invoice should account for proration.

If you set prorate to false, FastSpring generates a proforma invoice that reflects changes that will take effect at the next renewal date.

If you set prorate to true, FastSpring generates a proforma invoice that reflects changes that will take effect immediately.

Note: Prorated invoices are only valid for one day, as the amount adjusts daily based on the remaining time until the next renewal.

quantity

integer

required

The new quantity for the subscription.

language

string

enum

The language code for the response.

pricing

object

Responses

200OK