curl --request POST \
  --url https://api.topsort.com/toptimize/v1/retrieval \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "slots": 5,
  "opaqueUserId": "u_9ske45",
  "seedProductIds": [
    "p_PJbnN",
    "p_ojng4"
  ],
  "mode": "all",
  "objectType": "listings",
  "deviceType": "mobile"
}
'

import requests

url = "https://api.topsort.com/toptimize/v1/retrieval"

payload = {
    "slots": 5,
    "opaqueUserId": "u_9ske45",
    "seedProductIds": ["p_PJbnN", "p_ojng4"],
    "mode": "all",
    "objectType": "listings",
    "deviceType": "mobile"
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    slots: 5,
    opaqueUserId: 'u_9ske45',
    seedProductIds: ['p_PJbnN', 'p_ojng4'],
    mode: 'all',
    objectType: 'listings',
    deviceType: 'mobile'
  })
};

fetch('https://api.topsort.com/toptimize/v1/retrieval', 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://api.topsort.com/toptimize/v1/retrieval",
  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([
    'slots' => 5,
    'opaqueUserId' => 'u_9ske45',
    'seedProductIds' => [
        'p_PJbnN',
        'p_ojng4'
    ],
    'mode' => 'all',
    'objectType' => 'listings',
    'deviceType' => 'mobile'
  ]),
  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://api.topsort.com/toptimize/v1/retrieval"

	payload := strings.NewReader("{\n  \"slots\": 5,\n  \"opaqueUserId\": \"u_9ske45\",\n  \"seedProductIds\": [\n    \"p_PJbnN\",\n    \"p_ojng4\"\n  ],\n  \"mode\": \"all\",\n  \"objectType\": \"listings\",\n  \"deviceType\": \"mobile\"\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))

}

HttpResponse<String> response = Unirest.post("https://api.topsort.com/toptimize/v1/retrieval")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"slots\": 5,\n  \"opaqueUserId\": \"u_9ske45\",\n  \"seedProductIds\": [\n    \"p_PJbnN\",\n    \"p_ojng4\"\n  ],\n  \"mode\": \"all\",\n  \"objectType\": \"listings\",\n  \"deviceType\": \"mobile\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.topsort.com/toptimize/v1/retrieval")

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  \"slots\": 5,\n  \"opaqueUserId\": \"u_9ske45\",\n  \"seedProductIds\": [\n    \"p_PJbnN\",\n    \"p_ojng4\"\n  ],\n  \"mode\": \"all\",\n  \"objectType\": \"listings\",\n  \"deviceType\": \"mobile\"\n}"

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

{
  "objectType": "listings",
  "objects": [
    {
      "id": "p_xh90s",
      "score": 0.978
    },
    {
      "id": "p_12lp0",
      "score": 0.953
    },
    {
      "id": "p_ds7ui",
      "score": 0.877
    }
  ]
}

{
  "errCode": "bad_request",
  "docUrl": "https://api.docs.topsort.com/reference/errors",
  "message": "could not find the provided resolved bid id"
}