"XA" meaning in Finnish

{
  "etymology_templates": [
    {
      "args": {
        "1": "fi",
        "2": "el",
        "3": "-"
      },
      "expansion": "Orthographic borrowing from Greek",
      "name": "obor"
    }
  ],
  "etymology_text": "Orthographic borrowing from Greek initials of the political party Χρυσή Αυγή (Chrysí Avgí, “Golden Dawn”).",
  "head_templates": [
    {
      "args": {
        "1": "fi",
        "2": "proper noun"
      },
      "expansion": "XA",
      "name": "head"
    }
  ],
  "lang": "Finnish",
  "lang_code": "fi",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Finnish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Golden Dawn (Greek political party)"
      ],
      "id": "en-XA-fi-name-IsWOc0IV"
    }
  ],
  "word": "XA"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "fi",
        "2": "el",
        "3": "-"
      },
      "expansion": "Orthographic borrowing from Greek",
      "name": "obor"
    }
  ],
  "etymology_text": "Orthographic borrowing from Greek initials of the political party Χρυσή Αυγή (Chrysí Avgí, “Golden Dawn”).",
  "head_templates": [
    {
      "args": {
        "1": "fi",
        "2": "proper noun"
      },
      "expansion": "XA",
      "name": "head"
    }
  ],
  "lang": "Finnish",
  "lang_code": "fi",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "Finnish entries with incorrect language header",
        "Finnish lemmas",
        "Finnish orthographic borrowings from Greek",
        "Finnish proper nouns",
        "Finnish terms borrowed from Greek",
        "Finnish terms derived from Greek",
        "Finnish terms spelled with X",
        "Pages with 1 entry"
      ],
      "glosses": [
        "Golden Dawn (Greek political party)"
      ]
    }
  ],
  "word": "XA"
}