Field UnderlyingOptAttribute (317) - FIX Protocol FIX.4.4
Type: char
Underlying security’s OptAttribute. See OptAttribute (206) field for description
Added in protocol FIX.4.2
See in: FIX.4.2, FIX.4.3, FIX.5.0, FIX.5.0SP1, FIX.5.0SP2, FIX.5.0SP2 EP240.