"por cuenta ajena" meaning in Spanish

{
  "head_templates": [
    {
      "args": {},
      "expansion": "por cuenta ajena",
      "name": "es-adv"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Spanish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "for someone else"
      ],
      "id": "en-por_cuenta_ajena-es-adv-OmxoSpfp",
      "links": [
        [
          "someone else",
          "someone else"
        ]
      ],
      "qualifier": "working",
      "raw_glosses": [
        "(working) for someone else"
      ]
    }
  ],
  "word": "por cuenta ajena"
}

{
  "head_templates": [
    {
      "args": {},
      "expansion": "por cuenta ajena",
      "name": "es-adv"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Spanish adverbs",
        "Spanish entries with incorrect language header",
        "Spanish lemmas",
        "Spanish multiword terms"
      ],
      "glosses": [
        "for someone else"
      ],
      "links": [
        [
          "someone else",
          "someone else"
        ]
      ],
      "qualifier": "working",
      "raw_glosses": [
        "(working) for someone else"
      ]
    }
  ],
  "word": "por cuenta ajena"
}