$hookObject = json_encode([
      "content" => $content,
      "username" => $username,
      "avatar_url" => $avatar_url,
      "tts" => false,
      "embeds" => [
        [
          "title" => $title,
          "type" => "rich",
          "description" => $message,
          "url" => $url,
          "color" => hexdec("FFFFFF"),
          "thumbnail" => [
            "url" => $thumbnail
          ],
          "fields" => [
            [
              "name" => "Name 1",
              "value" => "Value 1",
              "inline" => true
            ],
            [
              "name" => "Name 2",
              "value" => "Value 2",
              "inline" => true
            ],
            [
              "name" => "Name 3",
              "value" => "Value 3",
              "inline" => true
            ]
          ]
        ]
      ]

    ], JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE );

    $ch = curl_init();

    curl_setopt_array($ch, [
      CURLOPT_URL => $webhook,
      CURLOPT_POST => true,
      CURLOPT_POSTFIELDS => $hookObject,
      CURLOPT_HTTPHEADER => [
        "Length" => strlen($hookObject),
        "Content-Type" => "multipart/form-data"
      ]
    ]);

    $response = curl_exec($ch);
    curl_close($ch);