GET /xdusage/v1/people/by_username/<resource>/<username>

Examples

GET /xdusage/v1/people/by_username/stampede.tacc.xsede/mshapiro
{
    "message": null,
    "result": [
        {
            "person_id": 150,
            "last_name": "Shapiro",
            "first_name": "Michael",
            "is_su": false
        }
    ]
}