POST /webhooks/{id}/test or the client portal. Use this to verify your endpoint is reachable and that signature verification is working correctly.Authorization: Bearer ********************curl --location 'https://your-api-server.com' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '{
"event_id": "018f2c3d-1234-7abc-abcd-000000000099",
"event_type": "webhook.test",
"occurred_at": "2026-06-03T18:00:00+00:00",
"data": {
"requested_via": "api",
"message": "This is a test delivery from BLS Portal."
}
}'