| Tag | 
                              Field Name | 
                              Req'd | 
                              Comments | 
                           
                           
                              | <MessageHeader> | 
                              Y | 
                              MsgType <35> = 6
                               | 
                           
                           
                              | 23 | 
                              IOIID | 
                              Y | 
                               | 
                           
                           
                              | 28 | 
                              IOITransType | 
                              Y | 
                               | 
                           
                           
                              | 26 | 
                              IOIRefID | 
                              N | 
                              Required for Cancel and Replace IOITransType <28> messages | 
                           
                           
                              | 
                                    Component Block - <Instrument> | 
                              Y | 
                              Insert here the set of  <Instrument> (symbology) fields | 
                           
                           
                              | 
                                    Component Block - <Parties> | 
                              N | 
                              Insert here the set of <Parties> (firm identification) fields | 
                           
                           
                              | 
                                    Component Block - <FinancingDetails> | 
                              N | 
                              Insert here the set of <FinancingDetails> fields | 
                           
                           
                              | 
                                    Component Block - <UndInstrmtGrp> | 
                              N | 
                              Number of underlyings | 
                           
                           
                              | 54 | 
                              Side | 
                              Y | 
                              
                                 
                                  Side of Indication 
                                 
                                 Valid values: 
                                 
                                 1 = Buy 
                                 
                                 2 = Sell 
                                 
                                 7 = Undisclosed (for IOIs) 
                                 
                                 B = As Defined (for multilegs) 
                                 
                                 C = Opposite (for multilegs) 
                                 
                               | 
                           
                           
                              | 854 | 
                              QtyType | 
                              N | 
                               | 
                           
                           
                              | 
                                    Component Block - <OrderQtyData> | 
                              N | 
                              Insert here the set of <OrderQtyData> fields 
                                 The value zero is used if NoLegs <555> repeating group is used                                  
                                 Applicable if needed to express CashOrder Qty <152> 
                               | 
                           
                           
                              | 27 | 
                              IOIQty | 
                              Y | 
                              The value zero is used if NoLegs <555> repeating group is used | 
                           
                           
                              | 15 | 
                              Currency | 
                              N | 
                               | 
                           
                           
                              | 
                                    Component Block - <Stipulations> | 
                              N | 
                              Insert here the set of <Stipulations> fields | 
                           
                           
                              | 
                                    Component Block - <InstrmtLegIOIGrp> | 
                              N | 
                              Required for multileg IOIs | 
                           
                           
                              | 423 | 
                              PriceType | 
                              N | 
                               | 
                           
                           
                              | 44 | 
                              Price | 
                              N | 
                               | 
                           
                           
                              | 62 | 
                              ValidUntilTime | 
                              N | 
                               | 
                           
                           
                              | 25 | 
                              IOIQltyInd | 
                              N | 
                               | 
                           
                           
                              | 130 | 
                              IOINaturalFlag | 
                              N | 
                               | 
                           
                           
                              | 
                                    Component Block - <IOIQualGrp> | 
                              N | 
                              Required if any IOIQualifiers are specified.  Indicates the number of repeating IOIQualifiers. | 
                           
                           
                              | 58 | 
                              Text | 
                              N | 
                               | 
                           
                           
                              | 354 | 
                              EncodedTextLen | 
                              N | 
                              Must be set if EncodedText <355> field is specified and must immediately precede it. | 
                           
                           
                              | 355 | 
                              EncodedText | 
                              N | 
                              Encoded (non-ASCII characters) representation of the Text <58> field in the encoded format specified via the MessageEncoding <347> field. | 
                           
                           
                              | 60 | 
                              TransactTime | 
                              N | 
                               | 
                           
                           
                              | 149 | 
                              URLLink | 
                              N | 
                              A URL (Uniform Resource Locator) link to additional information (i.e. https://en.wikipedia.org/wiki/URL) | 
                           
                           
                              | 
                                    Component Block - <RoutingGrp> | 
                              N | 
                              Required if any RoutingType <216> and RoutingIDs <217> are specified.  Indicates the number within repeating group. | 
                           
                           
                              | 
                                    Component Block - <SpreadOrBenchmarkCurveData> | 
                              N | 
                              Insert here the set of <SpreadOrBenchmarkCurveData> (Fixed Income spread or benchmark curve) fields
                               | 
                           
                           
                              | 
                                    Component Block - <YieldData> | 
                              N | 
                               | 
                           
                           
                              | <MessageTrailer> | 
                              Y | 
                                 |