Convert image to WLED JSON (pixel art on WLED matrix)

Led setup:	2D Matrix Serpentine, first row right to left <- Serpentine, first row left to right ->
Output format:	WLED JSON CURL Home Assistant YAML
Color code format:	HEX (#f4f4f4) DEC (244,244,244)
Addressing:	Hybrid (#f0f0f0,10, 17, #f4f4f4) Range (10, 17, #f4f4f4) Single (#f4f4f4)
Brightness:	128
Max no of colors/JSON:	256
HA Device ID:
HA Device Unique ID:
HA Device Name:
Device IP/host name:
Target segment id:

X :       Y :