const nodes3d = await client.revisions3D.retrieve3DNodes(8252999965991682, 4190022127342195, [{id: 123}, {id: 456}]);

List<Item> byInternalIds = List.of(Item.newBuilder().setId(10).build()); 
List<ThreeDNode> nodesByIds = client.threeD() 
          .models() 
          .revisions() 
          .nodes() 
          .retrieve(model.getId(), revision.getId(), byInternalIds); 

List<Item> byExternalIds = List.of(Item.newBuilder().setExternalId("10").build()); 
 List<ThreeDNode> nodesByIds = client.threeD() 
          .models() 
          .revisions() 
          .nodes() 
          .retrieve(model.getId(), revision.getId(), byExternalIds);

curl --request POST \
  --url https://{cluster}.cognitedata.com/api/v1/projects/{project}/3d/models/{modelId}/revisions/{revisionId}/nodes/byids \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "items": [
    {
      "id": 1000
    }
  ]
}
'

import requests

url = "https://{cluster}.cognitedata.com/api/v1/projects/{project}/3d/models/{modelId}/revisions/{revisionId}/nodes/byids"

payload = { "items": [{ "id": 1000 }] }
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://{cluster}.cognitedata.com/api/v1/projects/{project}/3d/models/{modelId}/revisions/{revisionId}/nodes/byids",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'items' => [
        [
                'id' => 1000
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

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

func main() {

	url := "https://{cluster}.cognitedata.com/api/v1/projects/{project}/3d/models/{modelId}/revisions/{revisionId}/nodes/byids"

	payload := strings.NewReader("{\n  \"items\": [\n    {\n      \"id\": 1000\n    }\n  ]\n}")

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

	req.Header.Add("Authorization", "Bearer <token>")
	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))

}

require 'uri'
require 'net/http'

url = URI("https://{cluster}.cognitedata.com/api/v1/projects/{project}/3d/models/{modelId}/revisions/{revisionId}/nodes/byids")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"items\": [\n    {\n      \"id\": 1000\n    }\n  ]\n}"

response = http.request(request)
puts response.read_body

{
  "items": [
    {
      "id": 1000,
      "treeIndex": 3,
      "depth": 2,
      "name": "Node name",
      "subtreeSize": 4,
      "parentId": 2,
      "properties": {
        "category1": {
          "property1": "value1",
          "property2": "value2"
        },
        "category2": {
          "property1": "value1",
          "property2": "value2"
        }
      },
      "boundingBox": {
        "max": [
          123
        ],
        "min": [
          123
        ]
      }
    }
  ]
}

{
  "error": {
    "code": 401,
    "message": "Could not authenticate.",
    "missing": [
      {}
    ],
    "duplicated": [
      {}
    ]
  }
}