General block problem

[dusty remnant]

{
    "format_version": "1.19.60",
    "minecraft:block": {
        "description": {
            "identifier": "panther:pflogo",
            "menu_category": {
                "category": "nature"
            }
        },
        "components": {
            "minecraft:destroy_time": 20,
            "minecraft:geometry": "geometry.pflogo",
            "minecraft:material_instances": {
                "*": {
                    "texture": "pflogo"
                }
            },
            "minecraft:explosion_resistance": 65535,
            "minecraft:friction": 0.6,
            "minecraft:flammable": {
                "flame_odds": 0,
                "burn_odds": 0
            },
            "minecraft:map_color": "#818562",
            "minecraft:block_light_absorption": 0
        }
    }
}```

I now have a block called "unknown"

and i cant /give myself the block

changed format version to 1.16.100, now its this

[dusty remnant]

I get this error:

[lyric oracle]

Might be something to do with your block model

It can't be more than 30x30 pixels wide

that's the limit of custom models on blocks