"hejsan" meaning in Swedish

{
  "etymology_templates": [
    {
      "args": {
        "1": "sv",
        "2": "de",
        "3": "heisa"
      },
      "expansion": "German heisa",
      "name": "bor"
    }
  ],
  "etymology_text": "From earlier hejsa, borrowed from German heisa. The -n ending might have been added by analogy to words like jajamänsan, where -san is likely a contraction of \"sa(de) han\" (he said).",
  "head_templates": [
    {
      "args": {
        "1": "sv",
        "2": "intj"
      },
      "expansion": "hejsan",
      "name": "head"
    }
  ],
  "lang": "Swedish",
  "lang_code": "sv",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Swedish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Swedish greetings",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "hey; hi"
      ],
      "id": "en-hejsan-sv-intj-fu~X51fE",
      "links": [
        [
          "hey",
          "hey"
        ],
        [
          "hi",
          "hi"
        ]
      ],
      "related": [
        {
          "english": "has a list of greetings and farewells",
          "word": "hej"
        }
      ]
    }
  ],
  "word": "hejsan"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "sv",
        "2": "de",
        "3": "heisa"
      },
      "expansion": "German heisa",
      "name": "bor"
    }
  ],
  "etymology_text": "From earlier hejsa, borrowed from German heisa. The -n ending might have been added by analogy to words like jajamänsan, where -san is likely a contraction of \"sa(de) han\" (he said).",
  "head_templates": [
    {
      "args": {
        "1": "sv",
        "2": "intj"
      },
      "expansion": "hejsan",
      "name": "head"
    }
  ],
  "lang": "Swedish",
  "lang_code": "sv",
  "pos": "intj",
  "related": [
    {
      "english": "has a list of greetings and farewells",
      "word": "hej"
    }
  ],
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Swedish entries with incorrect language header",
        "Swedish greetings",
        "Swedish interjections",
        "Swedish lemmas",
        "Swedish terms borrowed from German",
        "Swedish terms derived from German"
      ],
      "glosses": [
        "hey; hi"
      ],
      "links": [
        [
          "hey",
          "hey"
        ],
        [
          "hi",
          "hi"
        ]
      ]
    }
  ],
  "word": "hejsan"
}