minecraft-kajetans-mod/src/main/resources/assets/km/blockstates/white_crystal_leaves.json

{
    "variants": {
        "normal": { "model": "km:leaves/white_crystal_leaves" },
        "check_decay=true,decayable=true": { "model": "km:leaves/white_crystal_leaves" },
        "check_decay=false,decayable=true": { "model": "km:leaves/white_crystal_leaves" },
        "check_decay=true,decayable=false": { "model": "km:leaves/white_crystal_leaves" },
        "check_decay=false,decayable=false": { "model": "km:leaves/white_crystal_leaves" }
    }
}