curl --request POST \
  --url https://console.advinservers.com/api/v1/client/floating-ips/{floatingIp}/attach \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "server": "304e1794"
}
'

import requests

url = "https://console.advinservers.com/api/v1/client/floating-ips/{floatingIp}/attach"

payload = { "server": "304e1794" }
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({server: '304e1794'})
};

fetch('https://console.advinservers.com/api/v1/client/floating-ips/{floatingIp}/attach', 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://console.advinservers.com/api/v1/client/floating-ips/{floatingIp}/attach",
  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([
    'server' => '304e1794'
  ]),
  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://console.advinservers.com/api/v1/client/floating-ips/{floatingIp}/attach"

	payload := strings.NewReader("{\n  \"server\": \"304e1794\"\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://console.advinservers.com/api/v1/client/floating-ips/{floatingIp}/attach")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"server\": \"304e1794\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://console.advinservers.com/api/v1/client/floating-ips/{floatingIp}/attach")

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  \"server\": \"304e1794\"\n}"

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

{
  "uuid": "1b8349e5-3568-43e0-bf89-fc3350dd7a08",
  "uuid_short": "1b8349e5",
  "status": "active",
  "status_label": "Active",
  "progress_message": null,
  "needs_funds": false,
  "type": "ipv4",
  "address": "198.51.100.42",
  "cidr": 24,
  "gateway": "198.51.100.1",
  "onlink": null,
  "is_primary": false,
  "location": "Kansas City, MO",
  "location_id": 3,
  "is_granted": false,
  "can_release": false,
  "billing": {
    "service_id": 7421,
    "invoice_id": 17214,
    "invoice_url": null,
    "checkout_uuid": null,
    "invoice_status": "Paid",
    "amount": "3.00",
    "currency": "USD",
    "billing_cycle": "monthly",
    "payment_due_at": null,
    "payment_window_minutes": null,
    "paid_at": "2026-06-20T14:03:58+00:00"
  },
  "can_cancel_checkout": false,
  "can_request_cancellation": true,
  "can_withdraw_cancellation": false,
  "cancellation_type": null,
  "cancellation_requested_at": null,
  "created_at": "2026-06-20T14:03:51+00:00",
  "server": {
    "id": "304e1794",
    "name": "sector-c-db",
    "hostname": "sector-c-db.blackmesa.example.com",
    "windows": false,
    "template_name": "Debian 13",
    "template_icon_url": "https://img.icons8.com/color/48/debian.png"
  },
  "attaching_to": null,
  "attachment_status": null
}

{
  "message": "The request could not be carried out."
}

{
  "message": "Unauthenticated."
}

{
  "message": "This API key is not allowed to do that in this team. It needs the \"snapshot.delete\" permission."
}

{
  "message": "Not found."
}

{
  "message": "The name field is required.",
  "errors": {}
}

{
  "message": "Too Many Attempts."
}