EnergonRelics/src/main/resources/data/energonrelics/recipes/lightning_rod_base.json

{
    "type": "minecraft:crafting_shaped",
    "pattern": [
        " R ",
        " R ",
        "B#B"
    ],
    "key": {
        "R": {
            "item": "minecraft:blaze_rod"
        },
        "B": {
            "item": "minecraft:blackstone"
        },
        "#": {
            "item": "energonrelics:circuit_board"
        }
    },
    "result": {
        "item": "energonrelics:lightning_rod_base",
        "count": 1
    }
}