How much money did FTX steal from customers?

Could you please elaborate on the allegations that FTX stole funds from its customers? If so, how much money is involved? Was this a case of mismanagement, fraud, or both? And what steps has the company taken to rectify the situation and ensure the safety of its customers' assets? Given the recent collapse of FTX, many investors are understandably concerned about the security of their investments. Your insights would be greatly appreciated.