The New Order Single message is used to submit a new order to the exchange for execution.

Order Types Supported

Limit Order Day - OrdType = Limit (40=2), TimeInForce = Day (59=0)
Limit Order (GTC) - OrdType = Limit (40=2), TimeInForce = Good Till Cancel (GTC) (59=1)
Limit Order (GTD) - OrdType = Limit (40=2), TimeInForce = Good Till Date (GTD), (59=6), ExpireDate = a specific date (e.g. 432=20220927)
Market Order - OrdType = Market (40=1)
Immediate or Cancel (IOC) - OrdType = Limit (40=2), TimeInForce = Immediate or Cancel (IOC) (59=3)
Fill or Kill (FOK) - OrdType = Limit (40=2), TimeInForce = Fill or Kill(FOK) (59=4)
Post-Only Order - OrdType = Limit (40=2), TimeInForce = "Day" or "Good Till Cancel (GTC)" (59=0 or 59=1 ) , ExecInst = PostOnly (18=6)

Tag	Field Name	Data Type	Req’d	Comments
Standard header			Y	MsgType `35=D`
1	Account	string	Y	The exchange user uuid. For standard account, this should match the one specified in the Logon `<A>` message Username `<553>` field. For advanced account, OSL would assign a different value. Please check with your technical onboarding team for details.
21	HandlInst	int	N	Instructions for order handling on the exchange. Valid value: `1` - Automated execution order, private, no intervention.
18	ExecInst	string	N	The execution instruction flags for the order. Multiple values should be space delimited. Valid value: `6` - PostOnly (PostOnly only supports limit DAY or GTC order, otherwise orders will be rejected)
11	ClOrdID	string	Y	Unique identifier of the order as assigned by client.
38	OrderQty	float	Y	Quantity to trade.
44	Price	float	C	Price per unit of quantity (e.g. per 1 BTC coin). Not required for Market (`40=1`) orders.
423	PriceType	int	N	Code to represent the price type. Valid value: `2` - Per unit
40	OrdType	int	Y	Order type. Valid values: `1` - Market `2` - Limit
54	Side	int	Y	Side of order. Valid values: `1` - Buy `2` - Sell
55	Symbol	string	Y	Currency-pair.
59	TimeInForce	int	N	Specifies how long the order remains in effect before its expiry . Valid values: `0` - Day `1` - Good Till Cancel (GTC) `3` - Immediate or Cancel (IOC) `4` - Fill or Kill (FOK) `6` - Good Till Date (GTD) NOTES: Exchange will convert to Day automatically if invalid value detected. For market orders, TimeInForce will be ignored. A Day order will expire after 23:59:59 UTC of the same day it was posted on.
60	TransactTime	timestamp	Y	Time of execution/order creation in UTC i.e.YYYYMMDD-HH:MM:SS.xxx
126	ExpireTime	timestamp	N	The time of order expiration (UTC) in YYYYMMDD-HH:MM:SS.xxx format. Required if `TimeInForce` is GTD (`59=6`) and `ExpireDate` `<432>` is not present in the message. The order will expire on `ExpireTime` .
432	ExpireDate	date	C	The date of order expiration (UTC) in YYYYMMDD format. Required if `TimeInForce` is GTD (`59=6`) and `ExpireTime` `<126>` is not present in the message. When specified, the order will expire after 23:59:59 UTC on `ExpireDate` .
110	MinQty	float	N	Minimum quantity of the order to be executed.
111	MaxFloor	float	N	Maximum quantity within the order to be shown on the exchange at any given time.
453	NoPartyIDs	int	N	A repeating group (↺) which should contain unique combinations of below tags: PartyID `<448>` PartyIDSource `<447>` PartyRole `<452>` By default, when no PartyID group is specified in the order entry message, OSL will include two groups of PartyID data in the execution report. These groups consist of PartyRole `<452>` with the following values: `1` - Executing Firm `12` - Executing Trader In addition to these default groups, users have the option to include additional PartyID group(s) in the order entry. The value provided in the additional group(s) will be echoed in the Execution Report without any alteration.
↺ 448	PartyID	string	C	Party identifier/code. It can be an Exchange firm name or user unique identifier that is the same as Tag `<1>`. e.g. XXXX_GROUP.
↺ 447	PartyIDSource	string	N	Identifies class or source of PartyID `<448>` Valid value: `D` - Proprietary/Custom code
↺ 452	PartyRole	int	N	Identifies the type of PartyID `<448>`. Default values: `1` - Executing Firm `12` - Executing Trader
Standard trailer			Y