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[]
["Zeile 1"]
["Zeile 2"]
["Zeile 3","Test",null,"Test 21"]
["Zeile 4",null,null,"Test 3",null,"qr"]
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[]
[]
[]
["Änderungen","Datum","Zeit"]
[25,"2021-02-03","11:47:08"]

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[]
[]
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[]
[null,null,"sdfs"]