curl --request POST \
  --url https://api.sendpost.io/api/v1/account/ippool \
  --header 'Content-Type: application/json' \
  --header 'X-Account-ApiKey: <api-key>' \
  --data '
{
  "name": "Marketing Promotional",
  "tpsps": [
    1
  ],
  "ips": [
    {
      "publicIP": "3.238.19.87"
    }
  ]
}
'

import requests

url = "https://api.sendpost.io/api/v1/account/ippool"

payload = {
    "name": "Marketing Promotional",
    "tpsps": [1],
    "ips": [{ "publicIP": "3.238.19.87" }]
}
headers = {
    "X-Account-ApiKey": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'X-Account-ApiKey': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({name: 'Marketing Promotional', tpsps: [1], ips: [{publicIP: '3.238.19.87'}]})
};

fetch('https://api.sendpost.io/api/v1/account/ippool', 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.sendpost.io/api/v1/account/ippool",
  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([
    'name' => 'Marketing Promotional',
    'tpsps' => [
        1
    ],
    'ips' => [
        [
                'publicIP' => '3.238.19.87'
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "X-Account-ApiKey: <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://api.sendpost.io/api/v1/account/ippool"

	payload := strings.NewReader("{\n  \"name\": \"Marketing Promotional\",\n  \"tpsps\": [\n    1\n  ],\n  \"ips\": [\n    {\n      \"publicIP\": \"3.238.19.87\"\n    }\n  ]\n}")

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

	req.Header.Add("X-Account-ApiKey", "<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://api.sendpost.io/api/v1/account/ippool")
  .header("X-Account-ApiKey", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"name\": \"Marketing Promotional\",\n  \"tpsps\": [\n    1\n  ],\n  \"ips\": [\n    {\n      \"publicIP\": \"3.238.19.87\"\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.sendpost.io/api/v1/account/ippool")

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

request = Net::HTTP::Post.new(url)
request["X-Account-ApiKey"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"name\": \"Marketing Promotional\",\n  \"tpsps\": [\n    1\n  ],\n  \"ips\": [\n    {\n      \"publicIP\": \"3.238.19.87\"\n    }\n  ]\n}"

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

{
  "id": 3,
  "name": "Marketing Promotional",
  "created": 1686304219037565000,
  "ips": [
    {
      "id": 6,
      "publicIP": "3.238.19.86",
      "reverseDNSHostname": "sp0006.mtaspb.email",
      "type": 1,
      "created": 1597511124804000
    }
  ],
  "thirdPartySendingProviders": [
    {
      "id": 1,
      "name": "sendgrid",
      "type": 1,
      "domain": "",
      "endpoint": "",
      "key": "",
      "secret": "your_api_key",
      "port": 0,
      "oauthToken": "",
      "retryTime": 0,
      "created": 1597511124701000
    }
  ],
  "routingStrategy": 0,
  "routingMetaData": "{}"
}