Shoot a Super towards the door while the Zeela is on the side of its platform to knock it off.

Requires:

{
  "ammo": {
    "type": "Super",
    "count": 1
  }
}
{
  "enemyDamage": {
    "enemy": "Zeela",
    "type": "contact",
    "hits": 1
  }
}