Form.io dropdown URL response value based on conditional

Form.io dropdown URL API response value based on conditional i need to show the dropdown list
ex: I have list name = CONT only I need to show in the dropdown list where can I write condition

value  = data.filter(item => item.name === "CONT");
[
  {
    "name": "CONT",
    "description": {
      "ar-AE": "حاوية",
      "en-US": "Container"
    },
  },
  {
    "name": "GC",
    "description": {
      "ar-AE": "شحن عام",
      "en-US": "General Cargo"
    },
    "metadata": []
  },
  {
    "name": "CONT",
    "description": {
      "ar-AE": "رورو",
      "en-US": "werwtret"
    },
    "metadata": []
  }
]