"ja mes" meaning in Old French

{
  "head_templates": [
    {
      "args": {
        "1": "fro",
        "2": "adverbs",
        "3": "",
        "head": ""
      },
      "expansion": "ja mes",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "ja mes",
      "name": "fro-adv"
    }
  ],
  "lang": "Old French",
  "lang_code": "fro",
  "pos": "adv",
  "senses": [
    {
      "alt_of": [
        {
          "word": "ja mais"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Old French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
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          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
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          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "Neither by medecine nor by potion\nWill you ever find a remedy.",
          "ref": "c. 1250, Marie de France, Guigemar:",
          "text": "Ne pas mire ne pas poisun\nN'avras tu ja mes guarisun.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Alternative form of ja mais"
      ],
      "id": "en-ja_mes-fro-adv-v1yHcdK-",
      "links": [
        [
          "ja mais",
          "ja mais#Old_French"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "ja mes"
}

{
  "head_templates": [
    {
      "args": {
        "1": "fro",
        "2": "adverbs",
        "3": "",
        "head": ""
      },
      "expansion": "ja mes",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "ja mes",
      "name": "fro-adv"
    }
  ],
  "lang": "Old French",
  "lang_code": "fro",
  "pos": "adv",
  "senses": [
    {
      "alt_of": [
        {
          "word": "ja mais"
        }
      ],
      "categories": [
        "Old French adverbs",
        "Old French entries with incorrect language header",
        "Old French lemmas",
        "Old French multiword terms",
        "Old French terms with quotations",
        "Pages with 1 entry",
        "Pages with entries",
        "Quotation templates to be cleaned"
      ],
      "examples": [
        {
          "english": "Neither by medecine nor by potion\nWill you ever find a remedy.",
          "ref": "c. 1250, Marie de France, Guigemar:",
          "text": "Ne pas mire ne pas poisun\nN'avras tu ja mes guarisun.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Alternative form of ja mais"
      ],
      "links": [
        [
          "ja mais",
          "ja mais#Old_French"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "ja mes"
}