I would recommend all not to answer any calls not in your contacts.
Have a missed call then check truecaller, then check for whatapps in the truecaller feature.
If a mobile number dont have whatapps, ignore or block.
If the caller ID is no one you know, ignore or block.
It may be fun to pick up and play along, but Scammers are very creative and one day you might be fooled.
Even a recording of your voice can be used by AI for scamming.

Scammers are good at mind games. In a moment of weakness we will fall prey to fear, greed, kindness, lust.
Lessons learnt, we have to move on.

It will linger in your head for awhile, you wont forget it.
Tell yourself lesson learnt, is ok. Money always can find back. And everytime you gain some money, take it as recovery and cancel off your misfortune.