curl --request DELETE \
  --url https://api.example.com/admin/v1/items \
  --header 'Content-Type: application/json' \
  --data '
{
  "itemIds": [
    123
  ]
}
'

import requests

url = "https://api.example.com/admin/v1/items"

payload = { "itemIds": [123] }
headers = {"Content-Type": "application/json"}

response = requests.delete(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'DELETE',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({itemIds: [123]})
};

fetch('https://api.example.com/admin/v1/items', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.example.com/admin/v1/items"

	payload := strings.NewReader("{\n  \"itemIds\": [\n    123\n  ]\n}")

	req, _ := http.NewRequest("DELETE", url, payload)

	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

{
  "data": {
    "deletedCount": 123,
    "affectedMemoryIds": [
      "<string>"
    ]
  }
}