"that was it" meaning in English

{
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      "expansion": "that was it",
      "name": "head"
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  "lang": "English",
  "lang_code": "en",
  "pos": "phrase",
  "senses": [
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          "kind": "other",
          "name": "English entries with incorrect language header",
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          "source": "w"
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      "examples": [
        {
          "ref": "2008 March 17, Maggie Brown, The Guardian",
          "text": "Channel 4's ambitious plans to move into digital radio were largely ignored last week at its glitzy presentation. There was a single line from its director of television, Kevin Lygo, who mentioned a launch \"later this year\" and that was it.",
          "type": "quotation"
        },
        {
          "ref": "2021 July 14, Pip Dunn, “Woodhead 40 years on: time to let go”, in RAIL, number 935, page 38",
          "text": "At 0508 on July 18 1981, the last freight train plunged into the 3-mile 66-yard Woodhead Tunnel at Dunford Bridge. [...] As it emerged back into the daylight at Woodhead at 0514, heading west, that was it for this famous railway line.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Finished. There was nothing more to the issue."
      ],
      "id": "en-that_was_it-en-phrase-Iu2avSPR",
      "links": [
        [
          "Finished",
          "finished"
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      "translations": [
        {
          "code": "es",
          "lang": "Spanish",
          "sense": "Translations",
          "word": "eso fue todo"
        },
        {
          "code": "sv",
          "lang": "Swedish",
          "sense": "Translations",
          "word": "det var det"
        }
      ]
    }
  ],
  "word": "that was it"
}

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "phrase"
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      "expansion": "that was it",
      "name": "head"
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  "lang": "English",
  "lang_code": "en",
  "pos": "phrase",
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        "English terms with quotations",
        "Translation table header lacks gloss"
      ],
      "examples": [
        {
          "ref": "2008 March 17, Maggie Brown, The Guardian",
          "text": "Channel 4's ambitious plans to move into digital radio were largely ignored last week at its glitzy presentation. There was a single line from its director of television, Kevin Lygo, who mentioned a launch \"later this year\" and that was it.",
          "type": "quotation"
        },
        {
          "ref": "2021 July 14, Pip Dunn, “Woodhead 40 years on: time to let go”, in RAIL, number 935, page 38",
          "text": "At 0508 on July 18 1981, the last freight train plunged into the 3-mile 66-yard Woodhead Tunnel at Dunford Bridge. [...] As it emerged back into the daylight at Woodhead at 0514, heading west, that was it for this famous railway line.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Finished. There was nothing more to the issue."
      ],
      "links": [
        [
          "Finished",
          "finished"
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      ]
    }
  ],
  "translations": [
    {
      "code": "es",
      "lang": "Spanish",
      "sense": "Translations",
      "word": "eso fue todo"
    },
    {
      "code": "sv",
      "lang": "Swedish",
      "sense": "Translations",
      "word": "det var det"
    }
  ],
  "word": "that was it"
}