curl --location 'https://api.opensylo.com/api/marketplace/repayment-events' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '{
"event_id": "evt_repay_20260407_001",
"platform_merchant_id": "PLT_MERCH_001",
"event_type": "COLLECTION",
"collection_date": "2026-04-07",
"loan_id": "loan_f1e2d3c4-b5a6-7890-1234-567890abcdef",
"scheduled_amount": 5000,
"collected_amount": 5000,
"outstanding_amount": 1375000,
"currency": "NGN",
"collection_reference": "COL-20260407-001",
"payment_reference": "FLW-COL-20260407-001",
"collection_method": "sales_deduction",
"failure_reason": "string",
"idempotency_key": "idem_repay_20260407_001",
"metadata": {
"property1": "string",
"property2": "string"
}
}'