curl --request POST \
  --url https://api.example.com/api/v1/events/ingest \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "events": [
    {
      "code": "<string>",
      "customer_id": "<string>",
      "event_id": "<string>",
      "timestamp": "2026-01-15T10:30:00Z",
      "properties": {
        "region": "us-east-1",
        "tier": "pro",
        "bytes": "1048576"
      }
    }
  ],
  "allow_backfilling": true,
  "allow_partial_failures": true
}
'

{
  "failures": [
    {
      "event_id": "<string>",
      "reason": "<string>"
    }
  ]
}