Unknown key for a START_OBJECT in [3]

[Rain_Water (Rain)]

Hi all,
im getting this error on aggs query and i want to do multiple aggregation can you pls help here.

{
  "error" : {
    "root_cause" : [
      {
        "type" : "parsing_exception",
        "reason" : "Unknown key for a START_OBJECT in [3].",
        "line" : 35,
        "col" : 8
      }
    ],
    "type" : "parsing_exception",
    "reason" : "Unknown key for a START_OBJECT in [3].",
    "line" : 35,
    "col" : 8
  },
  "status" : 400
}

When making this query on elasticsearch. pls help me correct the query i want do more multiple aggregation query on index.

GET /_search
{
  "query": {
    "bool": {
      "filter": [
        {
          "range": {
            "@timestamp": {
              "gte": 1663666935141,
              "lte": 1663668735142,
              "format": "epoch_millis"
            }
          }
        },
        {
          "query_string": {
            "analyze_wildcard": true,
            "query": "service.name:*kmw*"
          }
        }
      ]
    }
  },
  "aggs": {
    "2": {
      "terms": {
        "field": "labels.client_id",
        "size": 10000,
        "order": {
          "_key": "desc"
        },
        "min_doc_count": 1
      }
    }
  },
  "3": {
      "sum": {
        "field": "labels.row_count",
        "size": 10000,
        "order": {
          "_key": "desc"
        },
        "min_doc_count": 1
      }
    }
}

Would someone guide me correcting this error, im not able to do multiple aggregation query on index.
Thanks.

[Yang_Wang]

The key "3" and its value should be inside of the "aggs" field, e.g. something like:

{
...
  "aggs": {
    "2": { ... },
    "3": { ... }
  }
...
}

[Rain_Water (Rain)]

When i do that i get.. Duplicate key "aggs" syntax errror so the query wont run

[Rain_Water (Rain)]

@yang_wang thanks for your time and help. the issue is resolved. thank you