Jump into the room and spark up onto the grapple block.

Entrance condition:

{
  "comeInJumping": {
    "speedBooster": false,
    "minTiles": 0.4375
  }
}

Requires:

{
  "useFlashSuit": {}
}
{
  "or": [
    {
      "shinespark": {
        "frames": 16,
        "excessFrames": 8
      }
    },
    {
      "and": [
        "HiJump",
        {
          "shinespark": {
            "frames": 11,
            "excessFrames": 7
          }
        }
      ]
    }
  ]
}