curl --request PATCH \
  --url https://demo.komga.org/api/v1/books/{bookId}/metadata \
  --header 'Authorization: Basic <encoded-value>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "authors": [
    {
      "name": "<string>",
      "role": "<string>"
    }
  ],
  "authorsLock": true,
  "isbn": "<string>",
  "isbnLock": true,
  "links": [
    {
      "label": "<string>",
      "url": "<string>"
    }
  ],
  "linksLock": true,
  "number": "<string>",
  "numberLock": true,
  "numberSort": 123,
  "numberSortLock": true,
  "releaseDate": "2023-12-25",
  "releaseDateLock": true,
  "summary": "<string>",
  "summaryLock": true,
  "tags": [
    "<string>"
  ],
  "tagsLock": true,
  "title": "<string>",
  "titleLock": true
}
'

import requests

url = "https://demo.komga.org/api/v1/books/{bookId}/metadata"

payload = {
    "authors": [
        {
            "name": "<string>",
            "role": "<string>"
        }
    ],
    "authorsLock": True,
    "isbn": "<string>",
    "isbnLock": True,
    "links": [
        {
            "label": "<string>",
            "url": "<string>"
        }
    ],
    "linksLock": True,
    "number": "<string>",
    "numberLock": True,
    "numberSort": 123,
    "numberSortLock": True,
    "releaseDate": "2023-12-25",
    "releaseDateLock": True,
    "summary": "<string>",
    "summaryLock": True,
    "tags": ["<string>"],
    "tagsLock": True,
    "title": "<string>",
    "titleLock": True
}
headers = {
    "Authorization": "Basic <encoded-value>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'PATCH',
  headers: {Authorization: 'Basic <encoded-value>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    authors: [{name: '<string>', role: '<string>'}],
    authorsLock: true,
    isbn: '<string>',
    isbnLock: true,
    links: [{label: '<string>', url: '<string>'}],
    linksLock: true,
    number: '<string>',
    numberLock: true,
    numberSort: 123,
    numberSortLock: true,
    releaseDate: '2023-12-25',
    releaseDateLock: true,
    summary: '<string>',
    summaryLock: true,
    tags: ['<string>'],
    tagsLock: true,
    title: '<string>',
    titleLock: true
  })
};

fetch('https://demo.komga.org/api/v1/books/{bookId}/metadata', 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://demo.komga.org/api/v1/books/{bookId}/metadata",
  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([
    'authors' => [
        [
                'name' => '<string>',
                'role' => '<string>'
        ]
    ],
    'authorsLock' => true,
    'isbn' => '<string>',
    'isbnLock' => true,
    'links' => [
        [
                'label' => '<string>',
                'url' => '<string>'
        ]
    ],
    'linksLock' => true,
    'number' => '<string>',
    'numberLock' => true,
    'numberSort' => 123,
    'numberSortLock' => true,
    'releaseDate' => '2023-12-25',
    'releaseDateLock' => true,
    'summary' => '<string>',
    'summaryLock' => true,
    'tags' => [
        '<string>'
    ],
    'tagsLock' => true,
    'title' => '<string>',
    'titleLock' => true
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Basic <encoded-value>",
    "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://demo.komga.org/api/v1/books/{bookId}/metadata"

	payload := strings.NewReader("{\n  \"authors\": [\n    {\n      \"name\": \"<string>\",\n      \"role\": \"<string>\"\n    }\n  ],\n  \"authorsLock\": true,\n  \"isbn\": \"<string>\",\n  \"isbnLock\": true,\n  \"links\": [\n    {\n      \"label\": \"<string>\",\n      \"url\": \"<string>\"\n    }\n  ],\n  \"linksLock\": true,\n  \"number\": \"<string>\",\n  \"numberLock\": true,\n  \"numberSort\": 123,\n  \"numberSortLock\": true,\n  \"releaseDate\": \"2023-12-25\",\n  \"releaseDateLock\": true,\n  \"summary\": \"<string>\",\n  \"summaryLock\": true,\n  \"tags\": [\n    \"<string>\"\n  ],\n  \"tagsLock\": true,\n  \"title\": \"<string>\",\n  \"titleLock\": true\n}")

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

	req.Header.Add("Authorization", "Basic <encoded-value>")
	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://demo.komga.org/api/v1/books/{bookId}/metadata")
  .header("Authorization", "Basic <encoded-value>")
  .header("Content-Type", "application/json")
  .body("{\n  \"authors\": [\n    {\n      \"name\": \"<string>\",\n      \"role\": \"<string>\"\n    }\n  ],\n  \"authorsLock\": true,\n  \"isbn\": \"<string>\",\n  \"isbnLock\": true,\n  \"links\": [\n    {\n      \"label\": \"<string>\",\n      \"url\": \"<string>\"\n    }\n  ],\n  \"linksLock\": true,\n  \"number\": \"<string>\",\n  \"numberLock\": true,\n  \"numberSort\": 123,\n  \"numberSortLock\": true,\n  \"releaseDate\": \"2023-12-25\",\n  \"releaseDateLock\": true,\n  \"summary\": \"<string>\",\n  \"summaryLock\": true,\n  \"tags\": [\n    \"<string>\"\n  ],\n  \"tagsLock\": true,\n  \"title\": \"<string>\",\n  \"titleLock\": true\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://demo.komga.org/api/v1/books/{bookId}/metadata")

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

request = Net::HTTP::Patch.new(url)
request["Authorization"] = 'Basic <encoded-value>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"authors\": [\n    {\n      \"name\": \"<string>\",\n      \"role\": \"<string>\"\n    }\n  ],\n  \"authorsLock\": true,\n  \"isbn\": \"<string>\",\n  \"isbnLock\": true,\n  \"links\": [\n    {\n      \"label\": \"<string>\",\n      \"url\": \"<string>\"\n    }\n  ],\n  \"linksLock\": true,\n  \"number\": \"<string>\",\n  \"numberLock\": true,\n  \"numberSort\": 123,\n  \"numberSortLock\": true,\n  \"releaseDate\": \"2023-12-25\",\n  \"releaseDateLock\": true,\n  \"summary\": \"<string>\",\n  \"summaryLock\": true,\n  \"tags\": [\n    \"<string>\"\n  ],\n  \"tagsLock\": true,\n  \"title\": \"<string>\",\n  \"titleLock\": true\n}"

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

{
  "violations": [
    {
      "fieldName": "<string>",
      "message": "<string>"
    }
  ]
}