{
  "type": "minecraft:simple_block",
  "config": {
    "place_in": [],
    "place_on": [],
    "place_under": [],
    "to_place": {
      "type": "minecraft:weighted_state_provider",
      "entries": [
        {
          "data": {
            "Name": "minecraft:short_grass"
          },
          "weight": 50
        },
        {
          "data": {
            "Name": "minecraft:tall_grass",
            "Properties": {
              "half": "lower"
            }
          },
          "weight": 10
        }
      ]
    }
  }
}