Q: Can i program all 300 of my ws2812 Leds to unique values?

I don’t need animation or patterns, just the one pattern that is the length of my Leds. I don’t see an api call for this. Can anyone point me to an answer?

Thanks

{"seg":[{"id":0,"i":[[r,g,b],[r,g,b],....,[r,g,b]]}]}

https://kno.wled.ge/interfaces/json-api/#per-segment-individual-led-control