"optimizándolas" meaning in Spanish

{
  "head_templates": [
    {
      "args": {
        "1": "es",
        "2": "verb form"
      },
      "expansion": "optimizándolas",
      "name": "head"
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  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Spanish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        }
      ],
      "form_of": [
        {
          "word": "optimizar"
        }
      ],
      "glosses": [
        "gerund of optimizar combined with las"
      ],
      "id": "en-optimizándolas-es-verb-V9wr-fxp",
      "links": [
        [
          "optimizar",
          "optimizar#Spanish"
        ],
        [
          "las",
          "las#Spanish"
        ]
      ],
      "tags": [
        "accusative",
        "form-of",
        "gerund",
        "object-feminine",
        "object-plural",
        "object-third-person"
      ]
    }
  ],
  "word": "optimizándolas"
}

{
  "head_templates": [
    {
      "args": {
        "1": "es",
        "2": "verb form"
      },
      "expansion": "optimizándolas",
      "name": "head"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Spanish entries with incorrect language header",
        "Spanish non-lemma forms",
        "Spanish verb forms"
      ],
      "form_of": [
        {
          "word": "optimizar"
        }
      ],
      "glosses": [
        "gerund of optimizar combined with las"
      ],
      "links": [
        [
          "optimizar",
          "optimizar#Spanish"
        ],
        [
          "las",
          "las#Spanish"
        ]
      ],
      "tags": [
        "accusative",
        "form-of",
        "gerund",
        "object-feminine",
        "object-plural",
        "object-third-person"
      ]
    }
  ],
  "word": "optimizándolas"
}