"no ni na" meaning in Spanish

{
  "etymology_text": "From the actual Spanish words \"no ni nada\".",
  "head_templates": [
    {
      "args": {
        "1": "es",
        "2": "phrase"
      },
      "expansion": "no ni na",
      "name": "head"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Andalusian Spanish",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Spanish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "I didn't draw that on the wall ― Don't lie, I saw you!",
          "text": "Yo no he dibujado eso en la pared ― ¡No ni ná, que te he visto!",
          "type": "example"
        }
      ],
      "glosses": [
        "a quick way of showing disbelief in regard to an action someone has negated or answering to an already negative question; yes, it was; yes, you did; actually yes"
      ],
      "id": "en-no_ni_na-es-phrase-KjG9CSxM",
      "links": [
        [
          "disbelief",
          "disbelief#English"
        ]
      ],
      "raw_glosses": [
        "(Andalusia) a quick way of showing disbelief in regard to an action someone has negated or answering to an already negative question; yes, it was; yes, you did; actually yes"
      ],
      "tags": [
        "Andalusia"
      ]
    }
  ],
  "word": "no ni na"
}

{
  "etymology_text": "From the actual Spanish words \"no ni nada\".",
  "head_templates": [
    {
      "args": {
        "1": "es",
        "2": "phrase"
      },
      "expansion": "no ni na",
      "name": "head"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        "Andalusian Spanish",
        "Spanish entries with incorrect language header",
        "Spanish lemmas",
        "Spanish multiword terms",
        "Spanish phrases",
        "Spanish terms with usage examples"
      ],
      "examples": [
        {
          "english": "I didn't draw that on the wall ― Don't lie, I saw you!",
          "text": "Yo no he dibujado eso en la pared ― ¡No ni ná, que te he visto!",
          "type": "example"
        }
      ],
      "glosses": [
        "a quick way of showing disbelief in regard to an action someone has negated or answering to an already negative question; yes, it was; yes, you did; actually yes"
      ],
      "links": [
        [
          "disbelief",
          "disbelief#English"
        ]
      ],
      "raw_glosses": [
        "(Andalusia) a quick way of showing disbelief in regard to an action someone has negated or answering to an already negative question; yes, it was; yes, you did; actually yes"
      ],
      "tags": [
        "Andalusia"
      ]
    }
  ],
  "word": "no ni na"
}