"a la primera de cambio" meaning in Spanish

{
  "etymology_templates": [
    {
      "args": {
        "1": "to the first one of change"
      },
      "expansion": "“to the first one of change”",
      "name": "m-g"
    },
    {
      "args": {
        "1": "to the first one of change"
      },
      "expansion": "Literally, “to the first one of change”",
      "name": "lit"
    }
  ],
  "etymology_text": "Literally, “to the first one of change”.",
  "head_templates": [
    {
      "args": {},
      "expansion": "a la primera de cambio",
      "name": "es-adv"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "adv",
  "senses": [
    {
      "alt_of": [
        {
          "word": "a las primeras de cambio"
        }
      ],
      "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"
        }
      ],
      "examples": [
        {
          "english": "Perhaps you are used to the British girls falling at your feet at the drop of a hat, but here...",
          "ref": "2014, (Please provide the book title or journal name):",
          "text": "Tal vez usted esté acostumbrado a que las chicas británicas caigan a sus pies a la primera de cambio, pero aquí...",
          "type": "quote"
        }
      ],
      "glosses": [
        "Alternative form of a las primeras de cambio"
      ],
      "id": "en-a_la_primera_de_cambio-es-adv-8HYA7GSW",
      "links": [
        [
          "a las primeras de cambio",
          "a las primeras de cambio#Spanish"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) Alternative form of a las primeras de cambio"
      ],
      "tags": [
        "alt-of",
        "alternative",
        "idiomatic"
      ]
    }
  ],
  "word": "a la primera de cambio"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "to the first one of change"
      },
      "expansion": "“to the first one of change”",
      "name": "m-g"
    },
    {
      "args": {
        "1": "to the first one of change"
      },
      "expansion": "Literally, “to the first one of change”",
      "name": "lit"
    }
  ],
  "etymology_text": "Literally, “to the first one of change”.",
  "head_templates": [
    {
      "args": {},
      "expansion": "a la primera de cambio",
      "name": "es-adv"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "adv",
  "senses": [
    {
      "alt_of": [
        {
          "word": "a las primeras de cambio"
        }
      ],
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Spanish adverbs",
        "Spanish entries with incorrect language header",
        "Spanish idioms",
        "Spanish lemmas",
        "Spanish multiword terms",
        "Spanish terms with quotations"
      ],
      "examples": [
        {
          "english": "Perhaps you are used to the British girls falling at your feet at the drop of a hat, but here...",
          "ref": "2014, (Please provide the book title or journal name):",
          "text": "Tal vez usted esté acostumbrado a que las chicas británicas caigan a sus pies a la primera de cambio, pero aquí...",
          "type": "quote"
        }
      ],
      "glosses": [
        "Alternative form of a las primeras de cambio"
      ],
      "links": [
        [
          "a las primeras de cambio",
          "a las primeras de cambio#Spanish"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) Alternative form of a las primeras de cambio"
      ],
      "tags": [
        "alt-of",
        "alternative",
        "idiomatic"
      ]
    }
  ],
  "word": "a la primera de cambio"
}