diacraft/datapack/data/diacraft/recipes/blaze_powder_to_glowstone.json

{
    "type": "create:splashing",
    "ingredients": [
        {
            "item": "minecraft:blaze_powder"
        }
    ],
    "results": [
        {
            "item": "minecraft:glowstone_dust",
            "count": 1,
            "chance": 0.9
        }
    ]
}