Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.
Note: This feature is only available in Service Workers.
The arrayBuffer() method of the PushMessageData interface extracts push message data as an ArrayBuffer object.
arrayBuffer()None.
An ArrayBuffer.
self.addEventListener("push", (event) => {
const buffer = event.data.arrayBuffer();
// do something with your array buffer
});