curl --request POST \
  --url https://api.endclose.com/v1/records/bulk \
  --header 'Content-Type: application/json' \
  --header 'X-API-KEY: <api-key>' \
  --data '
{
  "records": [
    {
      "date": "2023-12-25",
      "data_stream_key": "<string>",
      "amount": 123,
      "currency": "USD",
      "description": "<string>",
      "external_id": "<string>",
      "metadata": {}
    }
  ],
  "on_conflict": "skip"
}
'

{
  "id": 123,
  "total_items": 123,
  "processed_items": 123,
  "successful_items": 123,
  "failed_items": 123,
  "skipped_items": 123,
  "url": "<string>"
}