Grapple jump up through the door below. Contact the Skultera while morphing or unmorphing, to avoid knockback. Immediately after the final grapple jump, shoot Grapple to allow Samus to move left, avoiding the overhang and reaching the ledge above.

Entrance condition:

{
  "comeInWithGrappleJump": {
    "position": "left"
  },
  "comesThroughToilet": "no"
}

Requires:

"HiJump"
"canKago"
"canPreciseGrappleJump"
{
  "enemyDamage": {
    "enemy": "Skultera",
    "type": "contact",
    "hits": 1
  }
}