请教什么叫做“the date she was notified of this employment posting”

收到一封信，原文如下：

Please confirm the commencement date of her employment with xxx company and the date she was notified of this employment posting.

不太明白信中“the date she was notified of this employment posting”这句话的意思，请高人指教，谢谢了！

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就是她被通知录取的那一天

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