Notification that a trade has been executed. This message would typically be sent by an executing broker or electronic trading platform to a dealer or fund manager to indicate that a trade had been executed. Notification that a trade execution notification needs to be corrected. This is only used for correcting a notice of execution, not for post-trade events such as increases or amendments. Complete description of the trade prior to the modification. Identifiers of the trade prior to the modification. Complete description of the trade after the modification. Parties referenced by the trade. Notification that a trade execution notification was reported erroneously and should be disregarded.