BlueMap/BlueMapCore/src/main/resourceExtensions/mc1_20_3/assets/minecraft/blockstates/white_wall_banner.json

{
  "variants": {
    "facing=east": {
      "model": "minecraft:entity/wall_banner",
      "y": 90
    },
    "facing=south": {
      "model": "minecraft:entity/wall_banner",
      "y": 180
    },
    "facing=west": {
      "model": "minecraft:entity/wall_banner",
      "y": 270
    },
    "facing=north": {
      "model": "minecraft:entity/wall_banner"
    }
  }
}