Order Entry API - Cancel Order

CME-Application-Name

Application Name

Header

String

No

REQUIRED

Name of the customer system that generated the message. Must match the system name as certified in AutoCert+ exactly.

CME-Application-Vendor

Application Vendor

Header

String

No

REQUIRED

Name of the vendor who provided the customer system. For a proprietary system, use the firm name.

CME-Application-Version

Application Version

Header

String

No

REQUIRED

Version identifier for the customer system.

CME-Request-ID

Request ID

Header

String

No

REQUIRED

CME-Transact-Time

Transaction Time

Header

DateTime

No

Format:  yyyy-mm-ddThh:mm:ss.dZ

REQUIRED

venueOrderId

Venue Order ID

Path

String

No

REQUIRED

errors[]

Errors

Error

code

Error Code

String

• 1

• 100

• 101

• 102

• 103

• 1003

• 2048

• 2051

• 7024

• 7027

• 7029

ALWAYS

instance

Error Instance

String

OPTIONAL

message

Error Message

String

ALWAYS

referenceIndex

Error Reference Index

Integer

ALWAYS

errors[]

Errors

Error

code

Error Code

String

• 1

ALWAYS

instance

Error Instance

String

OPTIONAL

message

Error Message

String

ALWAYS

referenceIndex

Error Reference Index

Integer

ALWAYS