Delete bulk records of person AssignmentSupervisor?

Summary:
Delete bulk records of person AssignmentSupervisor?

Content (please ensure you mask any confidential information):

Hi Team,

Can some one will share me the dat file for AssignmentSupervisor delete.

I have been used below dat, but getting an error.

METADATA|AssignmentSupervisor|AssignmentSupervisorId|AssignmentId|EffectiveStartDate|EffectiveEndDate|ManagerType
DELETE|AssignmentSupervisor|8170379|300000010234919|2023/09/11||AS Reviewer

Error Message : You need to enter a valid value in the field for the transaction to succeed. For example, you must only enter a number in the Job ID field.

Please some one will help me on this.

Thanks,

Malak.

Version (include the version you are using, if applicable):
23D