Error in creating pending worker

Summary:

Not able to create a pending worker from REST API.

Content (required):

I am following this tutorial to create a pending worker.

I am getting the bellow response with error, can someone please help me on this.

{
    "title": "Bad Request",
    "status": "400",
    "o:errorDetails": [
        {
            "detail": "Applying List binding LOV_ProposedUserPersonType with given set of values leads to multiple matching rows for a row of type:WorkRelationshipVO_assignments_WorkRelationshipVOToAssignmentVO_AssignmentVO, key oracle.jbo.Key[300000023755296 2022-03-28 4712-12-31 1 Y ]",
            "o:errorCode": "25071",
            "o:errorPath": "/workRelationships/0/assignments/0/ProposedUserPersonType"
        }
    ]
}

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

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