"баярлаа" meaning in Mongolian

{
  "forms": [
    {
      "form": "bajarlaa",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "баярлаа • (bajarlaa)",
      "name": "mn-interjection"
    }
  ],
  "lang": "Mongolian",
  "lang_code": "mn",
  "pos": "intj",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "bajarlalaa, “thank you”",
          "word": "баярлалаа"
        }
      ],
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          "name": "Mongolian entries with incorrect language header",
          "parents": [],
          "source": "w"
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          "source": "w"
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        }
      ],
      "glosses": [
        "pronunciation spelling of баярлалаа (bajarlalaa, “thank you”)"
      ],
      "id": "en-баярлаа-mn-intj-Oa7AMs2b",
      "links": [
        [
          "pronunciation spelling",
          "pronunciation spelling"
        ],
        [
          "баярлалаа",
          "баярлалаа#Mongolian"
        ],
        [
          "thank you",
          "thank you"
        ]
      ],
      "tags": [
        "alt-of",
        "pronunciation-spelling"
      ]
    }
  ],
  "word": "баярлаа"
}

{
  "forms": [
    {
      "form": "bajarlaa",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "баярлаа • (bajarlaa)",
      "name": "mn-interjection"
    }
  ],
  "lang": "Mongolian",
  "lang_code": "mn",
  "pos": "intj",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "bajarlalaa, “thank you”",
          "word": "баярлалаа"
        }
      ],
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        "Mongolian entries with incorrect language header",
        "Mongolian interjections",
        "Mongolian lemmas",
        "Mongolian pronunciation spellings",
        "Mongolian terms with redundant script codes",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "pronunciation spelling of баярлалаа (bajarlalaa, “thank you”)"
      ],
      "links": [
        [
          "pronunciation spelling",
          "pronunciation spelling"
        ],
        [
          "баярлалаа",
          "баярлалаа#Mongolian"
        ],
        [
          "thank you",
          "thank you"
        ]
      ],
      "tags": [
        "alt-of",
        "pronunciation-spelling"
      ]
    }
  ],
  "word": "баярлаа"
}