To use the NFC methods, you need to enable NFC on the Android device and ensure that the version is 2.3.3 or later. Do this by adding that capability to the build.yml file:
android: version 2.3.3 extensions: - nfc
Returns a byte array containing the NdefMessage.
Returns NdefRecord, an array containing the records in an NdefMessage. Click here for an example in the Rhodes Developer Gude under NFC.