I received a recorded message, something about an arrest warrant and this was my 'warning' to call this number. I missed hearing the first part of the message as the recording must have started before my voice greeting finished.

left a warning message

Scam, they left a recorded message saying there is a warrant out for my arrest. Block this number.

Fake ATO pre-recorded message. States that ATO has a warrant out for your arrest. Do not answer.

Caller: Scammer

Auto message said something was wrong with my TFN and a warrant was out for my arrest!
Mongrel

Scam. Blocked. Automated Voice Message “Warrant is out for your arrest, please call (03) 9005 7533, this is your final warning”. Yeah nah, don’t think so!

Call message recorded by Telstra stated "Filed a case under your name for tax fraud. Your warrant is up for arrest. If you want to cancel your warrant. Call us on 03900575"

Caller: Scammer

Scam. The usual, there’s a warrant for your arrest, pay us now scam.

Caller: ATO Scam

This is a number provided as an ATO scam where your TFN has been suspended.