Can anyone solve this riddle?

I was told the answer is a thing.

"You know it.
No one wants it.
When you get it, you don't know."

I have no clue to what it is.
1 2 3
A coffin?
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Thank you so much.

It is a coffin!
No, not death.
Unfortunately, I was told it was an object.
A bullet
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death is the answer.
the answer is nothing
A coffin
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