MUTATION
createWebhookSubscription
Create an outbound-webhook subscription. Returns the signing secret exactly once.
Arguments
- input CreateWebhookSubscriptionInput! required
- Mutation input.
Returns
- secret String
- The plaintext signing secret (whsec_-prefixed). Returned ONLY here and from rotateWebhookSubscriptionSecret — store it now; it is never shown again. The whsec_ prefix is PART OF THE HMAC key; do not strip it when verifying X-Archive-Signature.
- userErrors [UserError!]!
- List of user-facing validation errors. Empty on success.
- webhookSubscription WebhookSubscription
- The newly created subscription. Null on failure.