Version
WEBHOOK

payment.failed

A provider rejects a charge.

When this fires

A payment provider rejects a charge: invalid card, insufficient funds, gateway risk, expired source. Emitted by Stripe, CeyPay, CoinPayments, Paystack, Razorpay and Skrill. PayPal does not emit payment.failed; a failed PayPal charge surfaces only through the subscription-level events.

Caveats

  • The paired subscription event differs by provider: Razorpay emits subscription.past_due alongside; CeyPay, CoinPayments and Skrill instead cancel the subscription and emit subscription.cancelled; Paystack emits nothing alongside; for Stripe, subscription.past_due arrives separately when Stripe next syncs the subscription's status. Do not assume a subscription event accompanies every payment.failed.
  • A single billing cycle can produce multiple payment.failed events as the provider retries.

Related events

  • payment.succeeded: alternative outcome.
  • subscription.past_due: paired subscription event for recurring failures.

Ability to subscribe

A token needs this to subscribe an endpoint to the event.

Header Parameters

SB-Signature*string

t=<unix seconds>,v1=<hex>: the HMAC-SHA256 of "<t>.<raw body>" under the endpoint's secret. Verify it before acting, and refuse a t more than 300 seconds from now. During a secret rotation a v0= signature under the previous secret may precede v1=.

SB-Event-Id*string

The event's ULID, bare. The envelope's id is the same ULID prefixed evt_, so strip the prefix before comparing. Deduplicate on it: a retry carries the same id.

SB-Event-Name*string

The event name, the same as the envelope's type.

Content-Type*string

Always application/json.

User-Agent*string

Always Subscriby-Webhooks/1.0.

Payload

JSONWhat Subscriby posts to your endpoint

The signed JSON envelope posted to your endpoint.

The envelope every event is delivered in.

Responses

2XXAny success status

Your endpoint acknowledged the delivery. Any 2xx status within 30 seconds marks it delivered; the response body is ignored.

defaultAny other status

Any other status, a connection failure, or no answer within 30 seconds counts as a failed attempt. The delivery is retried 8 times, after 10 seconds, 30 seconds, 2 minutes, 10 minutes, 1 hour, 6 hours, 1 day, 3 days; the last failure dead-letters it, and it can be retried from the dashboard or POST /v1/webhook-deliveries/{delivery}/retry. After 20 consecutive failures the endpoint is paused until it is resumed.

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