Proration billing mode not accepted on paused subscription

{
  "error": {
    "type": "request_error",
    "code": "subscription_incorrect_proration_on_paused_subscription",
    "detail": "`proration_billing_mode` must be set to `do_not_bill` when updating a paused subscription",
    "documentation_url": "https://developer.paddle.com/errors/subscriptions/subscription_incorrect_proration_on_paused_subscription"
  },
  "meta": {
    "request_id": "00000000-0000-0000-0000-000000000000"
  }
}

Details

Status code

400

Error code

subscription_incorrect_proration_on_paused_subscription

Error message

`proration_billing_mode` must be set to `do_not_bill` when updating a paused subscription

Common causes

• You have attempted to send a proration value other than do_not_bill when updating a paused subscription

Troubleshooting

• Use the proration_billing_mode of do_not_bill when updating the paused subscription