Set-Shards

{
  "type": "object",
  "required": [
    "cc",
    "phone_number",
    "pin",
    "shards"
  ],
  "properties": {
    "cc": {
      "type": "string"
    },
    "phone_number": {
      "type": "string"
    },
    "pin": {
      "type": "string"
    },
    "shards": {
      "type": "integer",
      "format": "int32",
      "enum": [
        "1",
        "2",
        "4",
        "8",
        "16",
        "32"
      ]
    }
  }
}