curl --request PATCH \
  --url https://api.railmail.app/api/v1/campaigns/{campaignKey} \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "name": "<string>",
  "subject": "<string>",
  "previewText": "<string>",
  "contentJson": "<string>",
  "contentText": "<string>",
  "fromEmail": "<string>",
  "fromName": "<string>",
  "topicIds": [
    "3c90c3cc-0d44-4b50-8888-8dd25736052a"
  ],
  "segmentIds": [
    "3c90c3cc-0d44-4b50-8888-8dd25736052a"
  ],
  "scheduledAt": "2023-11-07T05:31:56Z"
}
'

import requests

url = "https://api.railmail.app/api/v1/campaigns/{campaignKey}"

payload = {
    "name": "<string>",
    "subject": "<string>",
    "previewText": "<string>",
    "contentJson": "<string>",
    "contentText": "<string>",
    "fromEmail": "<string>",
    "fromName": "<string>",
    "topicIds": ["3c90c3cc-0d44-4b50-8888-8dd25736052a"],
    "segmentIds": ["3c90c3cc-0d44-4b50-8888-8dd25736052a"],
    "scheduledAt": "2023-11-07T05:31:56Z"
}
headers = {
    "X-API-Key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'PATCH',
  headers: {'X-API-Key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    name: '<string>',
    subject: '<string>',
    previewText: '<string>',
    contentJson: '<string>',
    contentText: '<string>',
    fromEmail: '<string>',
    fromName: '<string>',
    topicIds: ['3c90c3cc-0d44-4b50-8888-8dd25736052a'],
    segmentIds: ['3c90c3cc-0d44-4b50-8888-8dd25736052a'],
    scheduledAt: '2023-11-07T05:31:56Z'
  })
};

fetch('https://api.railmail.app/api/v1/campaigns/{campaignKey}', 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.railmail.app/api/v1/campaigns/{campaignKey}",
  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([
    'name' => '<string>',
    'subject' => '<string>',
    'previewText' => '<string>',
    'contentJson' => '<string>',
    'contentText' => '<string>',
    'fromEmail' => '<string>',
    'fromName' => '<string>',
    'topicIds' => [
        '3c90c3cc-0d44-4b50-8888-8dd25736052a'
    ],
    'segmentIds' => [
        '3c90c3cc-0d44-4b50-8888-8dd25736052a'
    ],
    'scheduledAt' => '2023-11-07T05:31:56Z'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "X-API-Key: <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.railmail.app/api/v1/campaigns/{campaignKey}"

	payload := strings.NewReader("{\n  \"name\": \"<string>\",\n  \"subject\": \"<string>\",\n  \"previewText\": \"<string>\",\n  \"contentJson\": \"<string>\",\n  \"contentText\": \"<string>\",\n  \"fromEmail\": \"<string>\",\n  \"fromName\": \"<string>\",\n  \"topicIds\": [\n    \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n  ],\n  \"segmentIds\": [\n    \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n  ],\n  \"scheduledAt\": \"2023-11-07T05:31:56Z\"\n}")

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

	req.Header.Add("X-API-Key", "<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.patch("https://api.railmail.app/api/v1/campaigns/{campaignKey}")
  .header("X-API-Key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"name\": \"<string>\",\n  \"subject\": \"<string>\",\n  \"previewText\": \"<string>\",\n  \"contentJson\": \"<string>\",\n  \"contentText\": \"<string>\",\n  \"fromEmail\": \"<string>\",\n  \"fromName\": \"<string>\",\n  \"topicIds\": [\n    \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n  ],\n  \"segmentIds\": [\n    \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n  ],\n  \"scheduledAt\": \"2023-11-07T05:31:56Z\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.railmail.app/api/v1/campaigns/{campaignKey}")

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

request = Net::HTTP::Patch.new(url)
request["X-API-Key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"name\": \"<string>\",\n  \"subject\": \"<string>\",\n  \"previewText\": \"<string>\",\n  \"contentJson\": \"<string>\",\n  \"contentText\": \"<string>\",\n  \"fromEmail\": \"<string>\",\n  \"fromName\": \"<string>\",\n  \"topicIds\": [\n    \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n  ],\n  \"segmentIds\": [\n    \"3c90c3cc-0d44-4b50-8888-8dd25736052a\"\n  ],\n  \"scheduledAt\": \"2023-11-07T05:31:56Z\"\n}"

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

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "campaignKey": "<string>",
  "name": "<string>",
  "subject": "<string>",
  "previewText": "<string>",
  "contentJson": "<string>",
  "contentText": "<string>",
  "status": "<string>",
  "sendStrategy": "<string>",
  "topicIds": [
    "3c90c3cc-0d44-4b50-8888-8dd25736052a"
  ],
  "segmentIds": [
    "3c90c3cc-0d44-4b50-8888-8dd25736052a"
  ],
  "estimatedRecipientCount": 123,
  "scheduledAt": "2023-11-07T05:31:56Z",
  "completedAt": "2023-11-07T05:31:56Z",
  "fromEmail": "<string>",
  "fromName": "<string>",
  "preSendScore": 123,
  "preSendStatus": "<string>",
  "createdAt": "2023-11-07T05:31:56Z",
  "updatedAt": "2023-11-07T05:31:56Z"
}

{
  "type": "<string>",
  "title": "<string>",
  "status": 123,
  "detail": "<string>",
  "instance": "<string>",
  "timestamp": "2023-11-07T05:31:56Z",
  "errors": {}
}

{
  "type": "<string>",
  "title": "<string>",
  "status": 123,
  "detail": "<string>",
  "instance": "<string>",
  "timestamp": "2023-11-07T05:31:56Z",
  "errors": {}
}

{
  "type": "<string>",
  "title": "<string>",
  "status": 123,
  "detail": "<string>",
  "instance": "<string>",
  "timestamp": "2023-11-07T05:31:56Z",
  "errors": {}
}

{
  "type": "<string>",
  "title": "<string>",
  "status": 123,
  "detail": "<string>",
  "instance": "<string>",
  "timestamp": "2023-11-07T05:31:56Z",
  "errors": {}
}

{
  "type": "<string>",
  "title": "<string>",
  "status": 123,
  "detail": "<string>",
  "instance": "<string>",
  "timestamp": "2023-11-07T05:31:56Z",
  "errors": {}
}

{
  "type": "<string>",
  "title": "<string>",
  "status": 123,
  "detail": "<string>",
  "instance": "<string>",
  "timestamp": "2023-11-07T05:31:56Z",
  "errors": {}
}

{
  "type": "<string>",
  "title": "<string>",
  "status": 123,
  "detail": "<string>",
  "instance": "<string>",
  "timestamp": "2023-11-07T05:31:56Z",
  "errors": {}
}