GPS Streaming and Node-Red revisited

The previous topic was closed with no final answer other than saying things have changed…

So could we please have final format to use when sending a GPS Stream from Node Red to Blynk please?

How many fields in what order and is a null character still used as the separator ?

Thanks,
Serge

OK so after some trial and error it seems to be the following

index, lat, lon value as per documentation, separated by null character

So as to not further confuse anyone - the previously solved and closed topic is