curl --request PUT \
  --url https://api.spacebring.com/support/tickets/v1/{id}/assignee \
  --header 'Authorization: Basic <encoded-value>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "ticket": {
    "membershipRefAssignee": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "userRefAssignee": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
  }
}
'

import requests

url = "https://api.spacebring.com/support/tickets/v1/{id}/assignee"

payload = { "ticket": {
        "membershipRefAssignee": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "userRefAssignee": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
    } }
headers = {
    "Authorization": "Basic <encoded-value>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'PUT',
  headers: {Authorization: 'Basic <encoded-value>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    ticket: {
      membershipRefAssignee: '3c90c3cc-0d44-4b50-8888-8dd25736052a',
      userRefAssignee: '3c90c3cc-0d44-4b50-8888-8dd25736052a'
    }
  })
};

fetch('https://api.spacebring.com/support/tickets/v1/{id}/assignee', 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.spacebring.com/support/tickets/v1/{id}/assignee",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PUT",
  CURLOPT_POSTFIELDS => json_encode([
    'ticket' => [
        'membershipRefAssignee' => '3c90c3cc-0d44-4b50-8888-8dd25736052a',
        'userRefAssignee' => '3c90c3cc-0d44-4b50-8888-8dd25736052a'
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Basic <encoded-value>",
    "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.spacebring.com/support/tickets/v1/{id}/assignee"

	payload := strings.NewReader("{\n  \"ticket\": {\n    \"membershipRefAssignee\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n    \"userRefAssignee\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n  }\n}")

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

	req.Header.Add("Authorization", "Basic <encoded-value>")
	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.put("https://api.spacebring.com/support/tickets/v1/{id}/assignee")
  .header("Authorization", "Basic <encoded-value>")
  .header("Content-Type", "application/json")
  .body("{\n  \"ticket\": {\n    \"membershipRefAssignee\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n    \"userRefAssignee\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.spacebring.com/support/tickets/v1/{id}/assignee")

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

request = Net::HTTP::Put.new(url)
request["Authorization"] = 'Basic <encoded-value>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"ticket\": {\n    \"membershipRefAssignee\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\",\n    \"userRefAssignee\": \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n  }\n}"

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

{
  "activity": {
    "createDate": "2023-11-07T05:31:56Z",
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "ticketRef": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "data": {
      "attachments": [
        {
          "key": "<string>",
          "mime": "<string>",
          "name": "<string>",
          "size": 123,
          "url": "<string>",
          "height": 123,
          "width": 123
        }
      ],
      "membershipAssignee": {
        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "roleType": "<string>",
        "type": "<string>",
        "user": {
          "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
          "photoUrl": "<string>",
          "blocked": true,
          "email": "<string>",
          "name": "<string>",
          "phoneNumber": "<string>",
          "surname": "<string>"
        }
      },
      "previousAttributes": {
        "membershipAssignee": {
          "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
          "roleType": "<string>",
          "type": "<string>",
          "user": {
            "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
            "photoUrl": "<string>",
            "blocked": true,
            "email": "<string>",
            "name": "<string>",
            "phoneNumber": "<string>",
            "surname": "<string>"
          }
        },
        "userAssignee": {
          "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
          "photoUrl": "<string>",
          "blocked": true,
          "email": "<string>",
          "name": "<string>",
          "phoneNumber": "<string>",
          "surname": "<string>"
        },
        "userRefAssignee": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
      },
      "text": "<string>",
      "userAssignee": {
        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "photoUrl": "<string>",
        "blocked": true,
        "email": "<string>",
        "name": "<string>",
        "phoneNumber": "<string>",
        "surname": "<string>"
      },
      "userRefAssignee": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
    },
    "lemAI": {
      "name": "<string>",
      "photoUrl": "<string>"
    },
    "membership": {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "roleType": "<string>",
      "type": "<string>",
      "user": {
        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "photoUrl": "<string>",
        "blocked": true,
        "email": "<string>",
        "name": "<string>",
        "phoneNumber": "<string>",
        "surname": "<string>"
      }
    }
  },
  "ticket": {
    "createDate": "2023-11-07T05:31:56Z",
    "description": "<string>",
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "locationRef": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "number": 0,
    "updateDate": "2023-11-07T05:31:56Z",
    "membershipAssignee": {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "roleType": "<string>",
      "type": "<string>",
      "user": {
        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "photoUrl": "<string>",
        "blocked": true,
        "email": "<string>",
        "name": "<string>",
        "phoneNumber": "<string>",
        "surname": "<string>"
      }
    },
    "membershipRefAssignee": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "membershipRefRequester": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "membershipRequester": {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "roleType": "<string>",
      "type": "<string>",
      "user": {
        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "photoUrl": "<string>",
        "blocked": true,
        "email": "<string>",
        "name": "<string>",
        "phoneNumber": "<string>",
        "surname": "<string>"
      }
    },
    "statusUpdateDate": "2023-11-07T05:31:56Z",
    "userAssignee": {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "photoUrl": "<string>",
      "blocked": true,
      "email": "<string>",
      "name": "<string>",
      "phoneNumber": "<string>",
      "surname": "<string>"
    },
    "userRefAssignee": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "userRequester": {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "photoUrl": "<string>",
      "blocked": true,
      "email": "<string>",
      "name": "<string>",
      "phoneNumber": "<string>",
      "surname": "<string>"
    }
  }
}

{
  "message": "<string>",
  "type": "<string>"
}