{
  "placement": {
    "type": "minecraft:random_spread",
    "salt": 165745296,
    "separation": 15,
    "spacing": 40
  },
  "structures": [
    {
      "structure": "minecraft:ruined_portal",
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    },
    {
      "structure": "minecraft:ruined_portal_desert",
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    },
    {
      "structure": "minecraft:ruined_portal_jungle",
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    },
    {
      "structure": "minecraft:ruined_portal_swamp",
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    },
    {
      "structure": "minecraft:ruined_portal_mountain",
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    },
    {
      "structure": "minecraft:ruined_portal_ocean",
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    },
    {
      "structure": "minecraft:ruined_portal_nether",
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    }
  ]
}