Ledge grab precisely in front of the Cacatac, and jump immediately before it would hit you. If the shinespark wind-up is activated as early as possible, then a Cacatac spike hit will be taken.

Entrance condition:

"comeInShinecharged": {}

Requires:

{"shineChargeFrames": 120},
"canWallJump",
"canShinechargeMovementTricky",
{"enemyDamage": {"enemy": "Cacatac", "type": "spike", "hits": 1}},
{"shinespark": {"frames": 6, "excessFrames": 0}}

Exit condition:

"leaveWithSpark": {}

Unlocks doors:

{"types": ["super"], "requires": []},
{"types": ["missiles", "powerbomb"], "requires": ["never"]}