Land in the right side of the third Samus Eater on the floor of Hellway. This allows Samus to get inside the air pocket below door. From there use Grapple to clip inside the wall and down into the transition, bypassing the door lock below.

Entrance condition:

{
  "comeInWithSamusEaterTeleport": {
    "floorPositions": [
      [
        15,
        13
      ],
      [
        1,
        13
      ]
    ],
    "ceilingPositions": []
  }
}

Requires:

"canGrappleClip"

Bypasses door shell: true