"da nicht für" meaning in German

{
  "etymology_templates": [
    {
      "args": {
        "1": "de",
        "2": "da",
        "3": "",
        "4": "there"
      },
      "expansion": "da (“there”)",
      "name": "m"
    },
    {
      "args": {
        "1": "de",
        "2": "nicht",
        "3": "",
        "4": "not"
      },
      "expansion": "nicht (“not”)",
      "name": "m"
    },
    {
      "args": {
        "1": "de",
        "2": "für",
        "3": "",
        "4": "for"
      },
      "expansion": "für (“for”)",
      "name": "m"
    },
    {
      "args": {
        "1": "ru",
        "2": "не за что",
        "3": "",
        "lit": "there's nothing (to be thankful) for"
      },
      "expansion": "Russian не за что (ne za što, literally “there's nothing (to be thankful) for”)",
      "name": "cog"
    }
  ],
  "etymology_text": "From da (“there”) + nicht (“not”) + für (“for”). See also Russian не за что (ne za što, literally “there's nothing (to be thankful) for”).",
  "head_templates": [
    {
      "args": {
        "1": "de",
        "2": "phrase"
      },
      "expansion": "da nicht für",
      "name": "head"
    }
  ],
  "lang": "German",
  "lang_code": "de",
  "pos": "phrase",
  "related": [
    {
      "_dis1": "0 0",
      "word": "bitte sehr"
    },
    {
      "_dis1": "0 0",
      "word": "bitte schön"
    },
    {
      "_dis1": "0 0",
      "word": "gern geschehen"
    }
  ],
  "senses": [
    {
      "glosses": [
        "You're welcome: a response to an expression of thanks."
      ],
      "id": "en-da_nicht_für-de-phrase-1orN4lhu",
      "links": [
        [
          "You're welcome",
          "you're welcome"
        ]
      ]
    },
    {
      "categories": [
        {
          "_dis": "10 90",
          "kind": "other",
          "name": "German entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "It's a pleasure."
      ],
      "id": "en-da_nicht_für-de-phrase-x22xzr9L",
      "links": [
        [
          "It's a pleasure",
          "it's a pleasure"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "audio": "De-da nicht für.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/2/27/De-da_nicht_f%C3%BCr.ogg/De-da_nicht_f%C3%BCr.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/2/27/De-da_nicht_f%C3%BCr.ogg",
      "text": "Audio"
    }
  ],
  "word": "da nicht für"
}

{
  "categories": [
    "German entries with incorrect language header",
    "German lemmas",
    "German multiword terms",
    "German phrases",
    "German terms with audio links"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "de",
        "2": "da",
        "3": "",
        "4": "there"
      },
      "expansion": "da (“there”)",
      "name": "m"
    },
    {
      "args": {
        "1": "de",
        "2": "nicht",
        "3": "",
        "4": "not"
      },
      "expansion": "nicht (“not”)",
      "name": "m"
    },
    {
      "args": {
        "1": "de",
        "2": "für",
        "3": "",
        "4": "for"
      },
      "expansion": "für (“for”)",
      "name": "m"
    },
    {
      "args": {
        "1": "ru",
        "2": "не за что",
        "3": "",
        "lit": "there's nothing (to be thankful) for"
      },
      "expansion": "Russian не за что (ne za što, literally “there's nothing (to be thankful) for”)",
      "name": "cog"
    }
  ],
  "etymology_text": "From da (“there”) + nicht (“not”) + für (“for”). See also Russian не за что (ne za što, literally “there's nothing (to be thankful) for”).",
  "head_templates": [
    {
      "args": {
        "1": "de",
        "2": "phrase"
      },
      "expansion": "da nicht für",
      "name": "head"
    }
  ],
  "lang": "German",
  "lang_code": "de",
  "pos": "phrase",
  "related": [
    {
      "word": "bitte sehr"
    },
    {
      "word": "bitte schön"
    },
    {
      "word": "gern geschehen"
    }
  ],
  "senses": [
    {
      "glosses": [
        "You're welcome: a response to an expression of thanks."
      ],
      "links": [
        [
          "You're welcome",
          "you're welcome"
        ]
      ]
    },
    {
      "glosses": [
        "It's a pleasure."
      ],
      "links": [
        [
          "It's a pleasure",
          "it's a pleasure"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "audio": "De-da nicht für.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/2/27/De-da_nicht_f%C3%BCr.ogg/De-da_nicht_f%C3%BCr.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/2/27/De-da_nicht_f%C3%BCr.ogg",
      "text": "Audio"
    }
  ],
  "word": "da nicht für"
}