Playing mp3 Audio

Hello Everyone!

I am new to Node-RED, but I feel we will be friends :slight_smile:
I want to play a mp3 file on the dashboard. I used what Bart attached, but it did not want to work. For the start, I am using a boolen inject (true), in the middle it looks like that:

The play audio part is as Bart said, but when I click on the start button, the audio out says error.