elasticsearch aggregation query

agg-query.json

{
  "size": 0,
  "aggregations": {
    "toplevel": {
      "terms": {
        "field": "_mutation_id",
        "size": 10000
      },
      "aggs": {
        "donor_distrubtion": {
          "nested": {
            "path": "ssm_occurrence"
          },
          "aggs": {
             "set_distribution": {
               "filters": {
                 "filters": {
                   "set1": {
                     "terms": {
                       "ssm_occurrence.donor._donor_id": [
                         "DO330",
                         "DO284",
                         "DO138"
                       ]
                     }
                   },
                   "set2": {
                     "terms": {
                       "ssm_occurrence.donor._donor_id": [
                         "DO46443",
                         "DO44832",
                         "DO877"
                       ]
                     }
                   }
                 }
               }
             }
          }
        }
      }
    }
  }
}