The ChangeSingleOrderRequest object is used as an input in ChangeSingleOrder API. This API can be used to modify the parameters (volume, price type, expiration type etc.) of a single order using its order ID.

ChangeSingleOrderRequest

Field Name	Required?	Data Type	Accepted Values/Examples
ExpirationDate	No	google.protobuf.Timestamp	Date at which order is no longer valid
GoodFrom	No	google.protobuf.Timestamp	Time at which order is first valid for execution
OrderId	Yes	string	A unique id associated to every order. This is the identifier to lookup the specific order to modify
OrderTag	No	string	Order tag
Price	No	google.protobuf.DoubleValue	Limit price submitted in order
PriceType	No	PriceTypeEnum	By default the price type is set to Market, in case no value is provided. Refer to the section PriceTypeEnum
Quantity	No	int32	Value > 0
StopPrice	No	google.protobuf.DoubleValue	Stop price
TimeInForce	No	ExpirationType	Time or date at which order is no longer valid. In case no value is provided, DAY expiration type is set by default. Refer to the section ExpirationType
UserMessage	No	string	User message/notes
UserToken	Yes	string	A server generated GUID that is given as response to the client during the first login