Receive Market Scanner Subscription
EWrapper.scannerData (
reqid: int. Request identifier used to track data.
rank: int. The ranking position of the contract in the scanner sort.
contractDetails: ContractDetails. Contract object of the resulting object.
distance: String. Internal use only.
benchmark: String. Internal use only.
projection: String. Internal use only.
legStr: String. Describes the combo legs when the scanner is returning EFP
)
Provides the data resulting from the market scanner request.

