The other party's character is not up to par, and there is something wrong with your own vision.
Note: If you are still disconnected, she may use your money to relieve temporary financial pressure, which may be a sign of your own love, because you may be the safest person at the moment and the best person to solve the urgent need.
If you and your ex-partner have no emotional basis and have broken up for a long time, her behavior may be illegal misappropriation of other people's funds and a criminal act, and you need to consider whether to report it to the police.