tnt

{
  "format_version": "1.12.0",
  "minecraft:entity": {
    "description": {
      "identifier": "minecraft:tnt",
      "is_spawnable": false,
      "is_summonable": true,
      "is_experimental": false
    },

    "component_groups": {
      "from_explosion": {
        "minecraft:explode": {
          "fuse_length": {
            "range_min": 0.5,
            "range_max": 2.0
          },
          "fuse_lit": true,
          "power": 4,
          "causes_fire": false
        }
      }
    },
    
    "components": {
      "minecraft:type_family": {
        "family": [ "tnt", "inanimate" ]
      },
      "minecraft:collision_box": {
        "width": 0.98,
        "height": 0.98
      },

      "minecraft:explode": {
        "fuse_length": 4,
        "fuse_lit": true,
        "power": 4,
        "causes_fire": false
      },
        "minecraft:physics": {
      },
      "minecraft:pushable": {
        "is_pushable": false,
        "is_pushable_by_piston": true
      },
      "minecraft:conditional_bandwidth_optimization": {
        "default_values": {
          "max_optimized_distance": 80.0,
          "max_dropped_ticks": 5,
          "use_motion_prediction_hints": true
        }
      }
    },
    
    "events": {
      "from_explosion": {
        "add": {
          "component_groups": [
            "from_explosion"
          ]
        }
      }
    }
  }
}