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I want to send a notification to all users who are confirmed guests when the object confirmedGuests… Read more Firebase Cloud Function Error: Registration Token(s) Provided To Sendtodevice() Must Be A Non-empty String Or A Non-empty Array

I am having problems to implement notifications using firebase. The click event does not work. I am… Read more Firebase Push Notifications Click Does Not Work

I've copied this code snippet from the official documentation of cloud functions: exports.hello… Read more Cloud Functions For Firebase: Functions.pubsub.topic('testtopic').onpublish Not Called

For some reason the then block of an admin function doesn't seem to be executing - I don't … Read more Firebase Functions - Admin.messaging().sendtotopic Executes But Never Makes It To The `then` Block

I am new in using Firebase Cloud Functions and JavaScript and I was able to send notification to a … Read more How To Send Notification To Multiple Device Token Using Firebase Cloud Functions

For certain types of messages, I want to target users by FIRTokens vs topic, which are stored in my… Read more Firebase Cloud Messaging SendToDevice Works Properly But SendMulticast Fails For The Same List Of Tokens

I am currently trying to send a PushNotification to a Device Group using FCM with the help of Fireb… Read more Firebase FCM Error: 'InvalidRegistration'

While trying to fetch the FCM messages in node.js using firebase module, following error 'TypeE… Read more TypeError: Firebase.messaging Is Not A Function In Node.js