Vendor Breaking Formats

[jaredbroad]

Vendors upload essentially different formats of data. We need to adjust the reader and accessor to be more generic. Maybe need to drop wrapper support for this data and just rely on the user using Download() method as seems very buggy to try and support N vendor formats.

1D row format (legacy simple format): https://data.nasdaq.com/databases/ETFTE
Date, Asset, Volume
Date, SPY, 1
Date2, SPY, 2
Date3, SPY, 3

1D vectors format (base data collection required): https://data.nasdaq.com/databases/BCHAIN
Date, Asset, Key, Value
Date, SPY, volume, 1
Date, SPY, price, 1.1
Date2, SPY, volume, 2
Date2, SPY, price, 2.2
Date3, SPY, volume, 3
Date3, SPY, price, 3.3

2D formats: https://data.nasdaq.com/databases/OPT
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