MarketDataSnapshotFullRefresh

Used for both top-of-the book and depth pricing.

MarketDataSnapshotFullRefresh message fields, Tag 35=W
Tag	Field Name	Required	Type	Comments
<Standard Header>
262	MDReqID	Y	String	MDReqID of the corresponding subscription.
1021	MDBookType	Y	Int	1 = TopOfBook 3 = OrderDepth
1500	MDStreamID	Y	String	Requested feed identificator.
55	Symbol	Y	String	Requested symbol name.
268	NoMDEntries	Y	Int	Number of MDEntries following.
>269	MDEntryType	Y	Int	0 = Bid 1 = Offer
>270	MDEntryPx	Y	Double	Price value, -1 means no valid price
>271	MDEntrySize	Y	Double	Size value, in the base currency units