curl --request PATCH \
  --url https://api.orbit.devotel.io/scim/v2/{orgSlug}/Groups/{id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/scim+json' \
  --data '
{
  "schemas": [
    "urn:ietf:params:scim:api:messages:2.0:PatchOp"
  ],
  "Operations": [
    {
      "op": "add",
      "path": "members",
      "value": [
        {
          "value": "user_2a3b4c5d"
        }
      ]
    }
  ]
}
'

import requests

url = "https://api.orbit.devotel.io/scim/v2/{orgSlug}/Groups/{id}"

payload = {
    "schemas": ["urn:ietf:params:scim:api:messages:2.0:PatchOp"],
    "Operations": [
        {
            "op": "add",
            "path": "members",
            "value": [{ "value": "user_2a3b4c5d" }]
        }
    ]
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/scim+json"
}

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

print(response.text)

const options = {
  method: 'PATCH',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/scim+json'},
  body: JSON.stringify({
    schemas: ['urn:ietf:params:scim:api:messages:2.0:PatchOp'],
    Operations: [{op: 'add', path: 'members', value: [{value: 'user_2a3b4c5d'}]}]
  })
};

fetch('https://api.orbit.devotel.io/scim/v2/{orgSlug}/Groups/{id}', 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.orbit.devotel.io/scim/v2/{orgSlug}/Groups/{id}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PATCH",
  CURLOPT_POSTFIELDS => json_encode([
    'schemas' => [
        'urn:ietf:params:scim:api:messages:2.0:PatchOp'
    ],
    'Operations' => [
        [
                'op' => 'add',
                'path' => 'members',
                'value' => [
                                [
                                                                'value' => 'user_2a3b4c5d'
                                ]
                ]
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/scim+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.orbit.devotel.io/scim/v2/{orgSlug}/Groups/{id}"

	payload := strings.NewReader("{\n  \"schemas\": [\n    \"urn:ietf:params:scim:api:messages:2.0:PatchOp\"\n  ],\n  \"Operations\": [\n    {\n      \"op\": \"add\",\n      \"path\": \"members\",\n      \"value\": [\n        {\n          \"value\": \"user_2a3b4c5d\"\n        }\n      ]\n    }\n  ]\n}")

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

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/scim+json")

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

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

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.patch("https://api.orbit.devotel.io/scim/v2/{orgSlug}/Groups/{id}")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/scim+json")
  .body("{\n  \"schemas\": [\n    \"urn:ietf:params:scim:api:messages:2.0:PatchOp\"\n  ],\n  \"Operations\": [\n    {\n      \"op\": \"add\",\n      \"path\": \"members\",\n      \"value\": [\n        {\n          \"value\": \"user_2a3b4c5d\"\n        }\n      ]\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.orbit.devotel.io/scim/v2/{orgSlug}/Groups/{id}")

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

request = Net::HTTP::Patch.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/scim+json'
request.body = "{\n  \"schemas\": [\n    \"urn:ietf:params:scim:api:messages:2.0:PatchOp\"\n  ],\n  \"Operations\": [\n    {\n      \"op\": \"add\",\n      \"path\": \"members\",\n      \"value\": [\n        {\n          \"value\": \"user_2a3b4c5d\"\n        }\n      ]\n    }\n  ]\n}"

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

{
  "schemas": [
    "urn:ietf:params:scim:schemas:core:2.0:Group"
  ],
  "id": "role:admin",
  "displayName": "Administrators",
  "members": [
    {
      "value": "user_2a3b4c5d",
      "display": "Ada Lovelace",
      "type": "User"
    }
  ],
  "meta": {
    "resourceType": "Group",
    "location": "https://api.orbit.devotel.io/scim/v2/Groups/role:admin"
  }
}