curl --request POST \
  --url https://pria.praxislxp.com/api/user/institutionByJoinId \
  --header 'Content-Type: application/json' \
  --header 'x-access-token: <api-key>' \
  --data '
{
  "joinId": "a1b2c3d4-e5f6-7890-abcd-ef1234567890"
}
'

import requests

url = "https://pria.praxislxp.com/api/user/institutionByJoinId"

payload = { "joinId": "a1b2c3d4-e5f6-7890-abcd-ef1234567890" }
headers = {
    "x-access-token": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'x-access-token': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({joinId: 'a1b2c3d4-e5f6-7890-abcd-ef1234567890'})
};

fetch('https://pria.praxislxp.com/api/user/institutionByJoinId', 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://pria.praxislxp.com/api/user/institutionByJoinId",
  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([
    'joinId' => 'a1b2c3d4-e5f6-7890-abcd-ef1234567890'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "x-access-token: <api-key>"
  ],
]);

$response = curl_exec($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://pria.praxislxp.com/api/user/institutionByJoinId"

	payload := strings.NewReader("{\n  \"joinId\": \"a1b2c3d4-e5f6-7890-abcd-ef1234567890\"\n}")

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

	req.Header.Add("x-access-token", "<api-key>")
	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://pria.praxislxp.com/api/user/institutionByJoinId")
  .header("x-access-token", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"joinId\": \"a1b2c3d4-e5f6-7890-abcd-ef1234567890\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://pria.praxislxp.com/api/user/institutionByJoinId")

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

request = Net::HTTP::Post.new(url)
request["x-access-token"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"joinId\": \"a1b2c3d4-e5f6-7890-abcd-ef1234567890\"\n}"

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

{
  "success": true,
  "institution": {
    "_id": "<string>",
    "name": "<string>",
    "ainame": "<string>",
    "joinId": "<string>",
    "picture": "<string>",
    "picture_animated": "<string>",
    "picture_bg": "<string>",
    "picture_dark_bg": "<string>",
    "about": "<string>",
    "account": {
      "_id": "<string>",
      "name": "<string>"
    }
  }
}

{
  "success": false,
  "message": "Invalid properties"
}

{
  "success": false,
  "message": "Authentication Required"
}

{
  "success": false,
  "message": "Invalid 'joinId' parameter. Institution not found!"
}