Set the Trigger App to send an email to trigger@recipe.ifttt.com with the subject NFCBathroom
Send IFTTT an email at trigger@applet.ifttt.com with a hashtag in the subject (e.g. #IFTTT) and this Trigger fires. You can optionally add a single file attachment (up to 30MB) and IFTTT will create a public URL to the file as an Ingredient.
This Action will play music on your Android device. The music played depends on your device and setup. Depending on your version of Android, playback may not start automatically.