List currencies

{
  "type": "array",
  "items": {
    "type": "object",
    "properties": {
      "id": {
        "type": "string",
        "description": "The ISO 4217 or unofficial currency code."
      },
      "minor_unit": {
        "type": "integer",
        "description": "The number of digits after the minor unit separator."
      },
      "name": {
        "type": "string",
        "description": "The name of the currency."
      },
      "separators": {
        "type": "object",
        "properties": {
          "major": {
            "type": "string",
            "description": "The separator used in the major unit."
          },
          "minor": {
            "type": "string",
            "description": "The seperator used for the minor unit."
          }
        }
      },
      "symbol": {
        "type": "string",
        "description": "The symbol of the currency."
      }
    }
  }
}