{
    "format_version": "1.10.0",
    "particle_effect": {
      "description": {
        "identifier": "fireworkstwinkles",
        "basic_render_parameters": {
          "material": "particles_alpha",
          "texture": "textures/particle/particles"
        }
      },
      "components": {
        "minecraft:emitter_rate_manual": {
          "max_particles": 1000
        },
        "minecraft:emitter_lifetime_expression": {
          "activation_expression": 1,
          "expiration_expression": 0
        },
        "minecraft:emitter_shape_sphere": {
            "radius": 0.1,
            "direction": "outwards"
          },
        "minecraft:particle_initial_speed": 1.0,
        "minecraft:particle_lifetime_expression": {
          "max_lifetime": "Math.random(0.4, 1.4)"
        },
        "minecraft:particle_motion_dynamic": {
          "linear_acceleration": [ 0, -3, 0 ],
          "linear_drag_coefficient": 5,
          "rotation_drag_coefficient": 0.3
        },
        "minecraft:particle_appearance_billboard": {
          "size": [ 0.035, 0.035 ],
          "facing_camera_mode": "lookat_xyz",
          "uv": {
            "texture_width": 16,
            "texture_height": 16,
            "flipbook": {
              "base_UV": [ 7, 12 ],
              "size_UV": [ 1, 1 ],
              "step_UV": [ -1, 0 ],
              "frames_per_second": 8,
              "max_frame": 8,
              "stretch_to_lifetime": true,
              "loop": false
            }
          }
        },
        "minecraft:particle_initialization": {
            "per_render_expression": "variable.tint = variable.particle_random_1 * 0.5 + 0.5;"
        },
        "minecraft:particle_appearance_tinting": {
          "color": [ "variable.tint", "variable.tint*0.85", 0.0 ]
        }
      }
    }
  }
  