One additional Line in cards PLS

Hi

I need a second line except Card Title to have better overview on the cards without need to open the card.

or at least 2 lines Card Title

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E.G Order Nr./ location / etc.

Is there an easy way to get this?

UPS!
I found this in issue #938
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Have I missed a Version
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How to force next line in title
What character has to be put in to write in the second line?
Return and
does not work

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PLs tell me the secret