Zebra Printer Service Plugin

I am trying to develop a POC concept on the Barcoded Label for the Zebra printer. Here I have a question about the Label String Parmenter. Can I send the ZPL command directly, or needed any conversion 

This ZPL command I plan to use below .

^XA
^FX
^CF0,30
^FO40,30^FDCase#: 2310462^FS
^FO300,30^FDExhibit#: 3.1^FS
^FO40,70^FDTox#: 2204167^FS
^FO300,70^FDCounty:Tarrant ^FS
^FO40,110^FDDeced: Phuong Thi Pham^FS
^FO40,145^GB700,3,3^FS
^BY4
^FO 130,160^BCN,80,N^FD12345678^FS
^FO40,250^GB700,3,3^FS
^CF0,25
^FO40,270^FDItem: Tissues in Formalin-Dr Diane-Ngan Trang^FS
^XZ

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