[
  {
    "id": 1,
    "units": 0,
    "units_in": "hours",
    "call_pack_description": "Pay as you go: from $0.02 cents per minute",
    "plan_monthly_fee": 0
  },
  {
    "id": 2,
    "units": 5,
    "units_in": "hours",
    "call_pack_description": "International Call Pack – Top 20 destinations 5-Hours",
    "plan_monthly_fee": 5
  },
  {
    "id": 3,
    "units": 10,
    "units_in": "hours",
    "call_pack_description": "International Call Pack – Top 20 destinations 10-Hours",
    "plan_monthly_fee": 9
  },
  {
    "id": 4,
    "units": 15,
    "units_in": "hours",
    "call_pack_description": "International Call Pack – Top 20 destinations 15-Hours",
    "plan_monthly_fee": 13
  },
  {
    "id": 5,
    "units": 20,
    "units_in": "hours",
    "call_pack_description": "International Call Pack – Top 20 destinations 20-Hours",
    "plan_monthly_fee": 17
  },
  {
    "id": 6,
    "units": 25,
    "units_in": "hours",
    "call_pack_description": "International Call Pack – Top 20 destinations 25-Hours",
    "plan_monthly_fee": 20
  }
]