Barcelona fc jersey size M

I bought this jersey from zoha sports wear Shop That vasu Shop I bought it in M size M size in normal fits me perfect but this is my first football jersey So i didn't knew that The M size is bigger than normal Now it doesn't fits me at all And I am fucked because shopkeeper is not taking back or changing it If anyone is interested to buy Please take this I don't want money in advance I'll just porter you to your location Or I'll give you wherever you want I just don't want this in my house Coz my mom is just not really really happy with my this but Idk why it came in adidas package