curl --request POST \
  --url https://api.signupbreeze.com/v1/events/{event_id}/duplicate \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "start_date": "2026-10-03"
}
'

import requests

url = "https://api.signupbreeze.com/v1/events/{event_id}/duplicate"

payload = { "start_date": "2026-10-03" }
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({start_date: '2026-10-03'})
};

fetch('https://api.signupbreeze.com/v1/events/{event_id}/duplicate', 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.signupbreeze.com/v1/events/{event_id}/duplicate",
  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([
    'start_date' => '2026-10-03'
  ]),
  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://api.signupbreeze.com/v1/events/{event_id}/duplicate"

	payload := strings.NewReader("{\n  \"start_date\": \"2026-10-03\"\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://api.signupbreeze.com/v1/events/{event_id}/duplicate")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"start_date\": \"2026-10-03\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.signupbreeze.com/v1/events/{event_id}/duplicate")

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  \"start_date\": \"2026-10-03\"\n}"

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

{
  "data": {
    "id": "019ff256-ecdb-70e9-8466-a2c97262ffdc",
    "title": "Adipisci quidem nostrum qui.",
    "description": "Odit et et modi. Nostrum omnis autem et consequatur aut. Enim non facere tempora ex voluptatem laboriosam praesentium. Adipisci molestias fugit deleniti distinctio eum doloremque id.\n\nAliquam veniam corporis dolorem mollitia deleniti nemo. Quia officia est dignissimos neque. Odio veritatis excepturi doloribus delectus fugit qui repudiandae. Est alias tenetur ratione.",
    "slug": "adipisci-quidem-nostrum-qui-854",
    "location": "80483 Kovacek Causeway\nMoiseschester, AZ 60787-7092",
    "is_virtual": false,
    "start_date": "2026-09-22T05:51:00+00:00",
    "end_date": "2026-09-22T11:24:51+00:00",
    "timezone": "UTC",
    "is_published": false,
    "public_url": "http://localhost/e/adipisci-quidem-nostrum-qui-854",
    "slots": [
      {
        "id": "019ff256-ecdc-727c-ac4a-2d32df7f5179",
        "event_id": "019ff256-ecdb-70e9-8466-a2c97262ffdc",
        "title": "Setup Team",
        "location": null,
        "is_virtual": false,
        "start_time": "2026-09-24T16:30:44+00:00",
        "end_time": "2026-09-24T18:30:44+00:00",
        "capacity": 10,
        "filled": 0,
        "remaining": 10,
        "created_at": "2026-08-11T19:40:10+00:00",
        "updated_at": "2026-08-11T19:40:10+00:00"
      }
    ],
    "created_at": "2026-08-11T19:40:10+00:00",
    "updated_at": "2026-08-11T19:40:10+00:00"
  }
}

{
  "message": "Not found."
}

{
  "message": "The start date field is required.",
  "errors": {
    "start_date": [
      "The start date field is required."
    ]
  }
}