"hérna" meaning in Icelandic

{
  "head_templates": [
    {
      "args": {
        "1": "is",
        "2": "adverbs"
      },
      "expansion": "hérna",
      "name": "head"
    }
  ],
  "lang": "Icelandic",
  "lang_code": "is",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Icelandic entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "english": "well I never!",
          "word": "ja hérna!"
        }
      ],
      "examples": [
        {
          "english": "Where are you? — I'm here.",
          "text": "Hvar ertu? — Ég er hérna.",
          "type": "example"
        }
      ],
      "glosses": [
        "here"
      ],
      "id": "en-hérna-is-adv-~OyRUJdZ",
      "links": [
        [
          "here",
          "here"
        ]
      ],
      "synonyms": [
        {
          "sense": "here",
          "word": "hér"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈçɛrtna/"
    },
    {
      "rhymes": "-ɛrtna"
    }
  ],
  "word": "hérna"
}

{
  "derived": [
    {
      "english": "well I never!",
      "word": "ja hérna!"
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "is",
        "2": "adverbs"
      },
      "expansion": "hérna",
      "name": "head"
    }
  ],
  "lang": "Icelandic",
  "lang_code": "is",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        "Icelandic 2-syllable words",
        "Icelandic adverbs",
        "Icelandic entries with incorrect language header",
        "Icelandic lemmas",
        "Icelandic terms with IPA pronunciation",
        "Icelandic terms with usage examples",
        "Rhymes:Icelandic/ɛrtna",
        "Rhymes:Icelandic/ɛrtna/2 syllables"
      ],
      "examples": [
        {
          "english": "Where are you? — I'm here.",
          "text": "Hvar ertu? — Ég er hérna.",
          "type": "example"
        }
      ],
      "glosses": [
        "here"
      ],
      "links": [
        [
          "here",
          "here"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈçɛrtna/"
    },
    {
      "rhymes": "-ɛrtna"
    }
  ],
  "synonyms": [
    {
      "sense": "here",
      "word": "hér"
    }
  ],
  "word": "hérna"
}