curl --request PATCH \
  --url https://api.utage-system.com/v1/events/{project_id}/form-items \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "basic": {
    "name_use": true,
    "kana_use": true,
    "email_use": true,
    "phone_use": true
  },
  "items": [
    {
      "key": "<string>",
      "name": "<string>",
      "input_type": "text",
      "required": false,
      "default_value": "<string>",
      "placeholder": "<string>"
    }
  ]
}
'

import requests

url = "https://api.utage-system.com/v1/events/{project_id}/form-items"

payload = {
    "basic": {
        "name_use": True,
        "kana_use": True,
        "email_use": True,
        "phone_use": True
    },
    "items": [
        {
            "key": "<string>",
            "name": "<string>",
            "input_type": "text",
            "required": False,
            "default_value": "<string>",
            "placeholder": "<string>"
        }
    ]
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'PATCH',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    basic: {name_use: true, kana_use: true, email_use: true, phone_use: true},
    items: [
      {
        key: '<string>',
        name: '<string>',
        input_type: 'text',
        required: false,
        default_value: '<string>',
        placeholder: '<string>'
      }
    ]
  })
};

fetch('https://api.utage-system.com/v1/events/{project_id}/form-items', 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.utage-system.com/v1/events/{project_id}/form-items",
  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([
    'basic' => [
        'name_use' => true,
        'kana_use' => true,
        'email_use' => true,
        'phone_use' => true
    ],
    'items' => [
        [
                'key' => '<string>',
                'name' => '<string>',
                'input_type' => 'text',
                'required' => false,
                'default_value' => '<string>',
                'placeholder' => '<string>'
        ]
    ]
  ]),
  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.utage-system.com/v1/events/{project_id}/form-items"

	payload := strings.NewReader("{\n  \"basic\": {\n    \"name_use\": true,\n    \"kana_use\": true,\n    \"email_use\": true,\n    \"phone_use\": true\n  },\n  \"items\": [\n    {\n      \"key\": \"<string>\",\n      \"name\": \"<string>\",\n      \"input_type\": \"text\",\n      \"required\": false,\n      \"default_value\": \"<string>\",\n      \"placeholder\": \"<string>\"\n    }\n  ]\n}")

	req, _ := http.NewRequest("PATCH", 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.patch("https://api.utage-system.com/v1/events/{project_id}/form-items")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"basic\": {\n    \"name_use\": true,\n    \"kana_use\": true,\n    \"email_use\": true,\n    \"phone_use\": true\n  },\n  \"items\": [\n    {\n      \"key\": \"<string>\",\n      \"name\": \"<string>\",\n      \"input_type\": \"text\",\n      \"required\": false,\n      \"default_value\": \"<string>\",\n      \"placeholder\": \"<string>\"\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.utage-system.com/v1/events/{project_id}/form-items")

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

request = Net::HTTP::Patch.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"basic\": {\n    \"name_use\": true,\n    \"kana_use\": true,\n    \"email_use\": true,\n    \"phone_use\": true\n  },\n  \"items\": [\n    {\n      \"key\": \"<string>\",\n      \"name\": \"<string>\",\n      \"input_type\": \"text\",\n      \"required\": false,\n      \"default_value\": \"<string>\",\n      \"placeholder\": \"<string>\"\n    }\n  ]\n}"

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

{
  "data": {
    "basic": {
      "name_use": true,
      "kana_use": true,
      "email_use": true,
      "phone_use": true,
      "name_input_type": "separate"
    },
    "items": [
      {
        "key": "<string>",
        "name": "<string>",
        "input_type": "text",
        "required": true,
        "default_value": "<string>",
        "placeholder": "<string>",
        "order": 123
      }
    ]
  }
}

{
  "error": {
    "code": "unauthorized",
    "message": "APIキーが無効です"
  }
}

{
  "error": {
    "code": "not_found",
    "message": "ページが見つかりません"
  }
}

{
  "error": {
    "code": "validation_error",
    "message": "入力内容に誤りがあります",
    "details": {
      "items.0.key": [
        "keyはevent_item01〜event_item20で指定してください"
      ]
    }
  }
}

{
  "error": {
    "code": "rate_limit_exceeded",
    "message": "レート制限を超過しました"
  }
}