Describe Cryptocurrencies

[sentenza]

At the very least add:

• name
• symbol
• exchange rate

Also map the first 15 cryptocurrencies using Enumeratum

Example of a JSON representation of a single crypto asset

{

    "id": 1,
    "name": "Bitcoin",
    "symbol": "BTC",
    "slug": "bitcoin",
    "is_active": 1,
    "is_fiat": 0,
    "circulating_supply": 17199862,
    "total_supply": 17199862,
    "max_supply": 21000000,
    "date_added": "2013-04-28T00:00:00.000Z",
    "num_market_pairs": 331,
    "cmc_rank": 1,
    "last_updated": "2018-08-09T21:56:28.000Z",
    "tags": [
        "mineable"
    ],
    "platform": null,
    "quote": {
        "USD": {
            "price": 6602.60701122,
            "volume_24h": 4314444687.5194,
            "percent_change_1h": 0.988615,
            "percent_change_24h": 4.37185,
            "percent_change_7d": -12.1352,
            "percent_change_30d": -12.1352,
            "market_cap": 852164659250.2758,
            "market_cap_dominance": 51,
            "fully_diluted_market_cap": 952835089431.14,
            "last_updated": "2018-08-09T21:56:28.000Z"
        }

Example taken from CoinMarketCap Quotes/latest API