{
    "format_version": "1.10.0",
    "particle_effect": {
      "description": {
        "identifier": "minecraft:sculk_soul_particle",
        "basic_render_parameters": {
          "material": "particles_alpha",
          "texture": "textures/particle/sculk_soul"
        }
      },
      "components": {
        "minecraft:emitter_rate_instant": {
	       "num_particles": 1
	    },
	    "minecraft:emitter_lifetime_once": {
	      "active_time": 0.15
	    },
	    "minecraft:emitter_shape_point": {
	      "direction": [
	        "variable.direction.x",
	        "variable.direction.y",
	        "variable.direction.z"
	      ]
	    },
        "minecraft:particle_initial_speed": 0,
        "minecraft:particle_lifetime_expression": {
          "max_lifetime": "((8 / (Math.random(0.0, 0.8) + 0.2)) + 4) / 20.0"
        },
        "minecraft:particle_motion_dynamic": {
          "linear_acceleration": [ 0, 0.4, 0 ]
        },
        "minecraft:particle_appearance_billboard": {
  	      "size": [
            "(0.1 + variable.particle_random_1*0.1) + (0.2 * variable.particle_age)",
            "(0.1 + variable.particle_random_1*0.1) + (0.2 * variable.particle_age)"
          ],
          "facing_camera_mode": "lookat_xyz",
          "uv": {
            "texture_width": 16,
            "texture_height": 176,
            "flipbook": {
	            "base_UV": [ 0, 0 ],
	            "size_UV": [ 16, 16 ],
	            "step_UV": [ 0, 16 ],
	            "frames_per_second": 11,
	            "max_frame": 11,
	            "stretch_to_lifetime": true,
	            "loop": false
	          }
          }
        },
        "minecraft:particle_appearance_tinting": {
          "color": [1, 1, 1, 1]
        }
      }
    }
  }