Subscription update is less than charge limit

{
  "error": {
    "type": "request_error",
    "code": "subscription_update_transaction_balance_less_than_charge_limit",
    "detail": "Unable to charge for Subscription update: Transaction balance is less than what we can charge. Transaction balance: 50, Minimum payment amount: 70, Currency code: USD",
    "documentation_url": "https://developer.paddle.com/errors/subscriptions/subscription_update_transaction_balance_less_than_charge_limit"
  },
  "meta": {
    "request_id": "00000000-0000-0000-0000-000000000000"
  }
}

Details

Status code

400

Error code

subscription_update_transaction_balance_less_than_charge_limit

Error message

Unable to charge for Subscription update: %s

Common causes

• Sum of the updates to the Subscription is less than 70 cent USD
• A discount has lowered the total to less than 70 cent USD but greater than 0
• Available credits have lowered the balance to less than 70 cent USD but greater than 0

Troubleshooting

• For a subscription update transaction to be ready it must have a chargeable amount greater than 70 cent USD
• If the request had a proration_billing_mode of *_immediately you can retry with *_next_billing_period to defer the charge to the renewal instead
• If the request had a proration_billing_mode of prorated_* you can retry with full_* to charge the full amount instead