hoosiertransfer-mod-saigevers/desktopRuntime/resources/assets/minecraft/models/block/purpur_inner_stairs.json

{
    "parent": "block/inner_stairs",
    "textures": {
        "bottom": "blocks/purpur_block",
        "top": "blocks/purpur_block",
        "side": "blocks/purpur_block"
    }
}