Place sign in Creative Mode with text data make the editor open and lose format of first line

If using commands to generate a sign with custom lines formats and place the sign the game open the editor and when save the format its changed.

• Steps to reproduce the issue

  • Generate a sign using

    /give @a minecraft:oak_sign[minecraft:sign_text_front={messages:[{text:"Original ",extra:[{text:"format",color:"red",bold:true}]},{text:"Green italic",color:"green",italic:true},{text:"Blue underlined",color:"blue",underlined:true},{text:"Keep this text",color:"gold"}],color:"black",has_glowing_text:true}] 1

  • Place the sign in Creative Mode

• Expected result

  • The sign is placed with the text set

• Actual result

  • The sign is placed but open the editor and when close the format its lose

I know feels same than MC-312231 but not sure if in first place you can open a sign with custom format for lose that format…