firebaseandroidmessage.php

См. документацию.

<?php
 
namespace Bitrix\Pull\Push\Message;
 
class FirebaseAndroidMessage extends GoogleMessage
{
    function getPayload(): string
    {
        $customProperties = json_encode($this->customProperties, JSON_HEX_TAG | JSON_HEX_AMP | JSON_HEX_APOS | JSON_HEX_QUOT | JSON_UNESCAPED_UNICODE);
        $deviceToken = "";
        if (count($this->deviceTokens) > 0)
        {
            $deviceToken = $this->deviceTokens[0];
        }
 
        $data = [
            "message" => [
                "data" => [
                    'contentTitle' => $this->title,
                    "contentText" => $this->text,
                    "badge" => (string)$this->badge,
                    "messageParams" => $customProperties,
                    "category" => $this->getCategory(),
                    "sound" => $this->getSound(),
                ],
                "android" => [
                    "ttl" => $this->expiryValue . "s",
                    "priority" => "high",
                ],
                "token" => $deviceToken,
            ],
        ];
 
        return $this->strippedPayload($data);
    }
}