MessariRequest.py

from six.moves import urllib
url = "https://data.messari.io/api/v1/assets/btc/metrics"
print(urllib.request.urlopen(url).read())

MessariResponse.JSON

{
  "status": {
    "timestamp": "2018-06-02T22:51:28.209Z",
    "elapsed": 10
  },
  "data": {
    "id": "1e31218a-e44e-4285-820c-8282ee222035",
    "symbol": "BTC",
    "name": "Bitcoin",
    "slug": "bitcoin",
    "market_data": {
      "price_usd": 7184.79746667989,
      "price_btc": 1,
      "volume_last_24_hours": 3686422132.4061913,
      "real_volume_last_24_hours": 213007404.88224277,
      "volume_last_24_hours_overstatement_multiple": 17.23897417186806,
      "percent_change_usd_last_24_hours": 0.7429609262723845,
      "percent_change_btc_last_24_hours": 0,
      "ohlcv_last_1_hour": {
        "open": 7197.467535968304,
        "high": 7208.544343587009,
        "low": 7179.140622464517,
        "close": 7184.797466679892,
        "volume": 9690910.565409226
      },
      "ohlcv_last_24_hour": {
        "open": 7197.467535968304,
        "high": 7208.544343587009,
        "low": 7179.140622464517,
        "close": 7184.797466679892,
        "volume": 9690910.565409226
      }
    },
    "supply": {
      "maximum": null,
      "y_2050": 20983495.3984375,
      "issued_and_outstanding": null,
      "circulating": 17394725,
      "fully_liquid": null
    },
    "blockchain_stats_24_hours": {
      "transaction_volume": 2926664361.96,
      "nvt": 14.714094934462347,
      "sum_of_fees": 137652.65544754025,
      "median_tx_value": 210.933481976,
      "median_tx_fee": 0.09425302706400435,
      "count_of_active_addresses": 639963,
      "count_of_tx": 275136,
      "count_of_payments": 388150,
      "new_issuance": 5815496.258292316,
      "average_difficulty": 6727225469720,
      "kilobytes_added": 126196.179,
      "count_of_blocks_added": 139,
      "supply_moved_off_chain": null
    },
    "all_time_high": {
      "price": 20089,
      "days_since": 344,
      "percent_down": 81.47285775644839
    },
    "developer_activity": {
      "stars": 34996,
      "watchers": 3513,
      "commits_last_3_months": 342,
      "commits_last_1_year": 1775,
      "lines_added_last_3_months": 14742,
      "lines_added_last_1_year": 117176,
      "lines_deleted_last_3_months": 11106,
      "lines_deleted_last_1_year": 73395
    },
    "roi_data": {
      "percent_change_last_1_week": -0.28963853172695914,
      "percent_change_last_1_month": -0.41911389139537464,
      "percent_change_last_3_months": -0.4671650746253208,
      "percent_change_last_1_year": -0.5908177605434218
    },
    "misc_data": {
      "asset_age_days": 3613,
      "vladimir_club_cost": 7862341.302686478,
      "categories": [
        [
          "Currency"
        ]
      ],
      "sector": [
        [
          "Currency"
        ]
      ]
    }
  }
}