Authenticate bank accounts using bank data quickly.

http code 200
{
 "accounts": [{Object}],
 "transactions": [{
    "account_id": "vokyE5Rn6vHKqDLRXEn5fne7LwbKPLIXGK98d",
    "amount": 2307.21,
    "iso_currency_code": "GBP",
    "unofficial_currency_code": null,
    "category": [
      "Shops",
      "Computers and Electronics"
    ],
    "category_id": "19013000",
    "date": "2017-01-03",
    "authorized_date": "2017-01-27",
    "location": {
     "address": "null",
     "city": "null",
     "region": "null",
     "postal_code": "null",
     "country": "null",
     "lat": null,
     "lon": null,
     "store_number": "1235"
    },
    "name": "Apple Store",
    "payment_meta": Object,
    "payment_channel": "in store",
    "pending": false,
    "pending_transaction_id": null,
    "account_owner": null,
    "transaction_id": "lPNjeW1nR6CDn5okmGQ6hEpMo4lLNoSrzqDje",
    "transaction_code": null,
    "transaction_type": "place"
   }, {
    "account_id": "XA96y1wW3xS7wKyEdbRzFkpZov6x1ohxMXwep",
    "amount": 78.5,
    "iso_currency_code": "GBP",
    "unofficial_currency_code": null,
    "category": [
      "Food and Drink",
      "Restaurants"
    ],
    "category_id": "13005000",
    "date": "2017-01-29",
    "authorized_date": "2017-01-28",
    "location": {
      "address": "null",
      "city": "null",
      "region": "null",
      "postal_code": "null",
      "country": "null",
      "lat": null,
      "lon": null,
      "store_number": "null"
    },
    "name": "Pret A Manger",
    "payment_meta": Object,
    "payment_channel": "in store",
    "pending": false,
    "pending_transaction_id": null,
    "account_owner": null,
    "transaction_id": "4WPD9vV5A1cogJwyQ5kVFB3vPEmpXPS3qvjXQ",
    "transaction_code": null,
    "transaction_type": "place"
  }],
  "item": {Object},
  "total_transactions": Number,
  "request_id": "45QSn"
}