[
  {
    "id": 1,
    "units": 0,
    "units_in": "pages",
    "call_pack_description": "Pay as you go: $0.10 cents per fax page received",
    "plan_monthly_fee": 0
  },
  {
    "id": 2,
    "units": 250,
    "units_in": "pages",
    "call_pack_description": "Fax Pack 250 Pages",
    "plan_monthly_fee": 5
  },
  {
    "id": 3,
    "units": 500,
    "units_in": "pages",
    "call_pack_description": "Fax Pack 500 Pages",
    "plan_monthly_fee": 8
  },
  {
    "id": 4,
    "units": 1000,
    "units_in": "pages",
    "call_pack_description": "Fax Pack 1,000 Pages",
    "plan_monthly_fee": 15
  },
  {
    "id": 5,
    "units": 2000,
    "units_in": "pages",
    "call_pack_description": "Fax Pack 2,000 Pages",
    "plan_monthly_fee": 25
  },
  {
    "id": 6,
    "units": 5000,
    "units_in": "pages",
    "call_pack_description": "Fax Pack 5,000 Pages",
    "plan_monthly_fee": 50
  }
]