curl --request POST \
  --url https://api.example.com/v1/competitor_prices/bulk \
  --header 'Content-Type: application/json' \
  --data '
{
  "items": [
    {
      "competitor_name": "<string>",
      "observed_at": "2023-11-07T05:31:56Z",
      "regular_price": 123,
      "item_id": "<string>",
      "promo_price": 123,
      "currency": "<string>",
      "source_url": "<string>",
      "competitor_sku": "<string>",
      "barcode": "<string>",
      "status": "<string>",
      "stock_on_hand": 123
    }
  ]
}
'

{
  "results": [
    {
      "index": 123,
      "ok": true,
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
    }
  ]
}