Webhook
POST http://127.0.0.1:8080/diver-socios/api/webhook
{
"external_event_id": "evt-1001",
"idempotency_key": "evt-1001",
"event_type": "monthly_active",
"affiliate_code": "SOCIO-GOLD-001",
"customer_id": "DW-12345",
"occurred_at": "2026-04-30 00:45:36"
}