Run into the room, and fire a Plasma shot. Depending on the vertical position needed for the spark, either stop on a dime and activate the shinespark from the ground, or continue running and jump into a midair shinespark. Wait to spark until just as the Plasma shot goes off screen.

Entrance condition:

"comeInShinecharged": {}

Requires:

{"shineChargeFrames": 40},
"Plasma",
"canHeroShot",
"canShinechargeMovementTricky",
{"shinespark": {"frames": 28, "excessFrames": 0}}

Exit condition:

"leaveWithSpark": {}

Unlocks doors:

{
  "types": ["super"],
  "requires": [],
  "devNote": "FIXME: Using a Super seems extremely awkward but possible; add a higher-level tech requirement here."
},
{"types": ["missiles", "powerbomb"], "requires": ["never"]}