Action Commands Notification

I enabled action commands in my Marlin a while back and actually just noticed that at the end of my print I got a weird notification action command and was curious if anyone knows what this is?

Recv: //action:notification \x94Q}\x0c\x94âÓ\x0c\x944ü\x0c\x94\x8e¹
\x94â\x02\x0c\x94¦ð\x0c\x94\x07º
\x94S\x01
\x94
\x14\x0c\x94Á¸
\x94P\x89\x0c\x94+»\x0c\x94XÏ
\x94¸@
\x94B<\x0c\x94ÅÏ
\x94kj
\x94+\x17\x0c\x94C\x9b\x0c\x94\x83Ï\x0c\x94q\x81
\x94ºV
\x94Î\x04\x0c\x94\x02¹
\x94¿\x03\x0c\x94~\x7f
\x94¯\x04\x0c\x94s¹
\x94\x18a
\x94u\x02\x0c\x94j}\x0c\x94£÷
\x94q\x01\x0c\x948\x85
\x949i
\x94\x9c\x18\x0c\x94D~\x0c\x94\x90}\x0c\x94I»
\x94ï\x01\x0c\x943»\x0c\x94O°\x0c\x94\x1c°\x0c\x94,~
\x94&<
\x94E\x02
\x94â:\x0c\x94\x8d÷\x0c\x94и\x0c\x94o¸
\x94ð\x04
\x94g\x04\x0c\x94 ü\x0c\x94\x9b÷\x0c\x94!¸
\x94v\x01\x0c\x94Q\x9e
\x94úr
\x94.<
\x94\x0c\x01
\x94!\x03\x0c\x94À»\x0c\x94}Ï
\x94~\x03\x0c\x94)¹\x0c\x94ìí
\x94F<
\x94:<
\x94 \x03\x0c\x94\x86Ç
\x94K\x05\x0c\x94ü\x86\x0c\x94©}\x0c\x94\x80»\x0c\x94\x94É\x0c\x94­¸\x0c\x94\x9f÷
\x94Ê@\x0c\x94k\x81
\x94V8
\x94R\x02\x0c\x94\x86÷
\x94Ý8\x0c\x94è¹\x0c\x94NÏ
\x94\x1a\x17
\x94¦\x02
\x94¬\x02\x0c\x94]Ï\x0c\x94à®\x0c\x94Xü
\x94*<
\x94e\x12
\x94O\x19\x0c\x94cÈ
\x94#\x04\x0c\x945¸
\x94#\x15
\x94Ã\x01
\x94±\x03
\x94ô\x01\x0c\x94\x04}\x0c\x94M\x8a\x0c\x94 Å\x0c\x94»÷\x0c\x94}\x81
\x94L\x03\x0c\x94U¸
\x94¡\x01
\x94'\x02\x0c\x94|÷\x0c\x94#\x7f\x0c\x94±»
\x941\x17\x0c\x941°\x0c\x94Y\x81\x0c\x94\x10Ø\x0c\x94·÷\x0c\x94²¹
\x94\x1b\x01
\x94è\x01\x0c\x94èL
\x94\x85\x01\x0c\x94¹ð\x0c\x94s»\x0c\x94\x8cÕ
\x94Ò@\x0c\x94_»\x0c\x94õµ
\x94z=
\x94\x14\x01\x0c\x94³º\x0c\x94Àº\x0c\x94¼\x89\x0c\x94¸\x83\x0c\x94¡»
\x94J<\x0c\x94N\x8a
\x94µ@\x0c\x94©»\x0c\x94£ü
\x94§j\x0c\x94Û}NANINITYINFÍÌÌ=
Recv: ×#<\x17·Ñ8wÌ+2\x95\x95æ$\x1f±O

My guess is that it's some kind of comnunication error.
I don't think that those special characters are part of a normal transmission.

ÏÏ

I was thinking it might be some kind of character encoding.