Were you at the AGM a few years ago? Do you have proof that a Motion was approved and can other people back you up if asked to do so? If an owners corporation member believes the minutes have been recorded incorrectly they can use the dispute resolution procedure under the Owners Corporations Act 2006.
See here for how to go about this: https://www.consumer.vic.gov.au/housing-and-accommodation/owners-corporations/rules-and-resolving-disputes/complaint-handling