"tja" meaning in Danish

{
  "etymology_text": "Variant of ja (“yes”).",
  "head_templates": [
    {
      "args": {
        "1": "da",
        "2": "intj"
      },
      "expansion": "tja",
      "name": "head"
    }
  ],
  "lang": "Danish",
  "lang_code": "da",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Danish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 7 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with tab characters",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "17 2 2 2 8 2 1 20 14 14 1 17 0 1",
          "kind": "other",
          "name": "Pages with 7 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "18 2 2 2 7 2 1 18 15 15 1 15 0 1",
          "kind": "other",
          "name": "Pages with tab characters",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "english": "Well... I am not sure about this.",
          "text": "Tja... jeg ved ikke rigtig.",
          "type": "example"
        }
      ],
      "glosses": [
        "Expression of contemplation."
      ],
      "id": "en-tja-da-intj-3-weRyPG"
    }
  ],
  "sounds": [
    {
      "rhymes": "-aː"
    }
  ],
  "word": "tja"
}

{
  "categories": [
    "Pages with 7 entries",
    "Pages with entries",
    "Pages with tab characters"
  ],
  "etymology_text": "Variant of ja (“yes”).",
  "head_templates": [
    {
      "args": {
        "1": "da",
        "2": "intj"
      },
      "expansion": "tja",
      "name": "head"
    }
  ],
  "lang": "Danish",
  "lang_code": "da",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        "Danish entries with incorrect language header",
        "Danish interjections",
        "Danish lemmas",
        "Danish terms with usage examples",
        "Pages with 7 entries",
        "Pages with entries",
        "Pages with tab characters",
        "Rhymes:Danish/aː",
        "Rhymes:Danish/aː/1 syllable"
      ],
      "examples": [
        {
          "english": "Well... I am not sure about this.",
          "text": "Tja... jeg ved ikke rigtig.",
          "type": "example"
        }
      ],
      "glosses": [
        "Expression of contemplation."
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-aː"
    }
  ],
  "word": "tja"
}