curl --request POST \
  --url https://quote.alltick.co/quote-stock-b-api/batch-kline \
  --header 'Content-Type: application/json' \
  --data '
{
  "trace": "abc-123",
  "data": {
    "data_list": [
      {
        "code": "700.HK",
        "kline_type": 1,
        "kline_timestamp_end": 0,
        "query_kline_num": 2,
        "adjust_type": 0
      },
      {
        "code": "AAPL.US",
        "kline_type": 8,
        "kline_timestamp_end": 0,
        "query_kline_num": 2,
        "adjust_type": 0
      }
    ]
  }
}
'

import requests

url = "https://quote.alltick.co/quote-stock-b-api/batch-kline"

payload = {
    "trace": "abc-123",
    "data": { "data_list": [
            {
                "code": "700.HK",
                "kline_type": 1,
                "kline_timestamp_end": 0,
                "query_kline_num": 2,
                "adjust_type": 0
            },
            {
                "code": "AAPL.US",
                "kline_type": 8,
                "kline_timestamp_end": 0,
                "query_kline_num": 2,
                "adjust_type": 0
            }
        ] }
}
headers = {"Content-Type": "application/json"}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    trace: 'abc-123',
    data: {
      data_list: [
        {
          code: '700.HK',
          kline_type: 1,
          kline_timestamp_end: 0,
          query_kline_num: 2,
          adjust_type: 0
        },
        {
          code: 'AAPL.US',
          kline_type: 8,
          kline_timestamp_end: 0,
          query_kline_num: 2,
          adjust_type: 0
        }
      ]
    }
  })
};

fetch('https://quote.alltick.co/quote-stock-b-api/batch-kline', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://quote.alltick.co/quote-stock-b-api/batch-kline",
  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([
    'trace' => 'abc-123',
    'data' => [
        'data_list' => [
                [
                                'code' => '700.HK',
                                'kline_type' => 1,
                                'kline_timestamp_end' => 0,
                                'query_kline_num' => 2,
                                'adjust_type' => 0
                ],
                [
                                'code' => 'AAPL.US',
                                'kline_type' => 8,
                                'kline_timestamp_end' => 0,
                                'query_kline_num' => 2,
                                'adjust_type' => 0
                ]
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "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://quote.alltick.co/quote-stock-b-api/batch-kline"

	payload := strings.NewReader("{\n  \"trace\": \"abc-123\",\n  \"data\": {\n    \"data_list\": [\n      {\n        \"code\": \"700.HK\",\n        \"kline_type\": 1,\n        \"kline_timestamp_end\": 0,\n        \"query_kline_num\": 2,\n        \"adjust_type\": 0\n      },\n      {\n        \"code\": \"AAPL.US\",\n        \"kline_type\": 8,\n        \"kline_timestamp_end\": 0,\n        \"query_kline_num\": 2,\n        \"adjust_type\": 0\n      }\n    ]\n  }\n}")

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

}

HttpResponse<String> response = Unirest.post("https://quote.alltick.co/quote-stock-b-api/batch-kline")
  .header("Content-Type", "application/json")
  .body("{\n  \"trace\": \"abc-123\",\n  \"data\": {\n    \"data_list\": [\n      {\n        \"code\": \"700.HK\",\n        \"kline_type\": 1,\n        \"kline_timestamp_end\": 0,\n        \"query_kline_num\": 2,\n        \"adjust_type\": 0\n      },\n      {\n        \"code\": \"AAPL.US\",\n        \"kline_type\": 8,\n        \"kline_timestamp_end\": 0,\n        \"query_kline_num\": 2,\n        \"adjust_type\": 0\n      }\n    ]\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://quote.alltick.co/quote-stock-b-api/batch-kline")

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

request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"trace\": \"abc-123\",\n  \"data\": {\n    \"data_list\": [\n      {\n        \"code\": \"700.HK\",\n        \"kline_type\": 1,\n        \"kline_timestamp_end\": 0,\n        \"query_kline_num\": 2,\n        \"adjust_type\": 0\n      },\n      {\n        \"code\": \"AAPL.US\",\n        \"kline_type\": 8,\n        \"kline_timestamp_end\": 0,\n        \"query_kline_num\": 2,\n        \"adjust_type\": 0\n      }\n    ]\n  }\n}"

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

{
  "ret": 123,
  "msg": "<string>",
  "trace": "<string>",
  "data": {
    "kline_list": [
      {
        "code": "<string>",
        "kline_type": 123,
        "kline_data": [
          {
            "timestamp": "<string>",
            "open_price": "<string>",
            "close_price": "<string>",
            "high_price": "<string>",
            "low_price": "<string>",
            "volume": "<string>",
            "turnover": "<string>"
          }
        ]
      }
    ]
  }
}