/fillwireframe <from> <to> <targetBlock> [fillBlock]
/fillwireframe -11 -60 2 38 -33 52 minecraft:stone minecraft:oak_planks
from/to: block coordinatestargetBlock: the block your wireframe is made out offillBlock: optional, the block you want it to be filled to (uses stone by default)
Because Axiom lacks the power to do this via lua. Check this conversation at their Discord: https://discord.com/channels/1123229768087777330/1352059690917560321


