If you are looking for a refund you should call into the company as the best option is to talk with a representative about the charges. If it is fraud you should call in to cancel your card and request a refund.
The issue and preferred resolution, in GetHuman819855's own words:
My * year old. got a hold of my phone today on June **th and charged over ***.** for games. is there any way to get this refunded back to my account
I trust that Google Play will make this right and come up with a resolution that is fair.
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