curl --request POST \
  --url https://api.arkhq.io/v1/platform/webhooks/{webhookId}/test \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "event": "MessageSent"
}
'

{
  "success": true,
  "data": {
    "success": true,
    "statusCode": 200,
    "durationMs": 156,
    "error": null
  },
  "meta": {
    "requestId": "req_V1StGXR8_Z5jdHi6"
  }
}