[
  {
    "difficultyId": 1,
    "scheduleId": 5067001,
    "dungeonLevel": 39,
    "scoreRatio": 1,
    "descTextMapHash": 3246998993
  },
  {
    "difficultyId": 2,
    "scheduleId": 5067001,
    "dungeonLevel": 69,
    "scoreRatio": 2,
    "difficulty": "CRYSTAL_LINK_DIFFICULTY_MID",
    "descTextMapHash": 1748347329
  },
  {
    "difficultyId": 3,
    "scheduleId": 5067001,
    "dungeonLevel": 89,
    "scoreRatio": 4,
    "difficulty": "CRYSTAL_LINK_DIFFICULTY_HARD",
    "descTextMapHash": 1564101913
  }
]