Get ticket messages

public function getTicketMessages(mixed $ticketId): Collection {
	$response = $this->makeRequest("conversations/{$ticketId}");
	$admins = $this->_getAdminMails();

	$messages = [];
	foreach ($response->_embedded->threads as $thread) {

		if (!in_array($thread->type, ["message", "customer"])) {
			continue;
		}

		$attachments = [];

		/**
		This code actually parses inline images from the message and attaches them as attachment. This is not necessary.
		*/
		$re = '/<img(?s).*src="(?<image_url>[A-Za-z0-9-_.:\/?=&;]*)"(?s).*alt="(?<image_name>[A-Za-z0-9-_.]*)">/m';
		$str = $thread->body;

		preg_match_all($re, $str, $matches, PREG_SET_ORDER, 0);

		foreach ($matches as $index => $match) {
			$match['image_url'] = str_replace("&amp;", "&", $match['image_url']);

			$attachments[] = new TicketMessageAttachmentResponse(
				"INLINE-{$index}",
				$match['image_name'],
				-1,
				$match['image_url'],
			);
		}


		foreach ($thread->_embedded->attachments as $attachment) {
			$attachments[] = new TicketMessageAttachmentResponse(
				$attachment->id,
				$attachment->fileName,
				$attachment->size,
				$attachment->fileUrl,
			);
		}

		$adminId = $thread->createdBy->type === "user" ? ($admins->get($thread->createdBy->email, $admins->first())) : null;

		$messages[] = new TicketMessageResponse(
			$thread->id,
			$thread->body,
			Carbon::parse($thread->createdAt, "UTC")->setTimezone("Europe/Berlin"),
			$adminId,
			collect($attachments)
		);
	}

	return collect($messages);
}