Un-blacklisting device

Vodacom it worst ever.i’ve done a insurance claim on my device that was ****** ,the claim was approved and I got my new claim phone, but a few days later i found my ****** device at “smokkel huis”. Vodacom is unable to help with my un-blacklisting device because as they say a claim was done my ****** device imei nr ********** ********** 9. Ashley from vodcom “ Kindly note that we are unable to unblacklist the recovered handset as you claimed from insurance.Please return it to your insurance or you can Purchase it from them.

Regards Abigail “

All i want is my device to be un-blacklist so i start use my Sony again as I'm use to that phone. i did know that my phone will be stollen. All i want is them is to un-blacklist my old device but they just don't want to help.