相关疑难解决方法(0)

我正在尝试使用云功能将 FCM 发送到我的 React 应用程序。云函数正在执行，但客户端未收到通知。

这里是云函数代码。

exports.sendPush = functions.database.ref('/settings2').onWrite(event => {
    let projectStateChanged = false;
    let projectCreated = false;
    let projectData = event.data.val();
    if (!event.data.previous.exists()) {
        projectCreated = true;
    }
    if (!projectCreated && event.data.changed()) {
        projectStateChanged = true;
    }
    let msg = 'A project state was changed';
        if (projectCreated) {
            msg = `The following new project was added to the project: ${projectData.title}`;
        }
    tokens.push("fIGxxxxGtDGxxxx DEVICE Token");
    let payload = {
        notification: {
            title: 'Firebase Notification',
            body: 'This Is Message',
            sound: …