curl --request GET \
  --url https://{tenantDomain}/my-org/v1/member-invitations/{invitation_id}/roles \
  --header 'Authorization: Bearer <token>'

import requests

url = "https://{tenantDomain}/my-org/v1/member-invitations/{invitation_id}/roles"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.text)

const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://{tenantDomain}/my-org/v1/member-invitations/{invitation_id}/roles', 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://{tenantDomain}/my-org/v1/member-invitations/{invitation_id}/roles",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>"
  ],
]);

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

curl_close($curl);

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

package main

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

func main() {

	url := "https://{tenantDomain}/my-org/v1/member-invitations/{invitation_id}/roles"

	req, _ := http.NewRequest("GET", url, nil)

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

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://{tenantDomain}/my-org/v1/member-invitations/{invitation_id}/roles")
  .header("Authorization", "Bearer <token>")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://{tenantDomain}/my-org/v1/member-invitations/{invitation_id}/roles")

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

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

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

{
  "roles": [
    {
      "id": "rol_BKW1BKIfBKd0BaI0",
      "name": "admin",
      "description": "Organization administrator"
    },
    {
      "id": "rol_0000000000000001",
      "name": "member"
    }
  ]
}

{
  "type": "https://auth0.com/api-errors#A0E-400-0003",
  "status": 400,
  "title": "Validation Error",
  "validation_errors": [
    {
      "detail": "is required",
      "field": "data/property_name",
      "pointer": "/property_name",
      "source": "params"
    }
  ]
}

{
  "type": "https://auth0.com/api-errors#A0E-401-0002",
  "status": 401,
  "title": "Missing Token",
  "detail": "No auth token provided."
}

{
  "type": "https://auth0.com/api-errors#A0E-403-0002",
  "status": 403,
  "title": "Insufficient Scope",
  "detail": "The auth token lacks the required scope: Check the API documentation for the required scopes for this endpoint."
}

{
  "type": "https://auth0.com/api-errors#A0E-404-0002",
  "status": 404,
  "title": "Resource Not Found",
  "detail": "The organization does not exist."
}

{
  "type": "https://auth0.com/api-errors#A0E-429-0003",
  "status": 429,
  "title": "Endpoint Rate Limit Exceeded",
  "detail": "The endpoint request limit has been exceeded."
}