PositionAdjustmentOperation

Adjustment operation to prepare (e.g. remove/add legs, move a leg, or update vars).

Member	Value	Description
RemoveLegs		Remove legs from an existing position.
AddLegs		Add legs to an existing position.
MoveLeg		Move (roll) a leg (e.g. change strike/expiration).
UpdateVars		Update strategy/position variables without changing legs.