{
  "model": {
    "type": "minecraft:select",
    "property": "minecraft:local_time",
    "pattern": "MM-dd",
    "cases": [
      {
        "when": "04-01",
        "model": {
          "type": "minecraft:model",
          "model": "fathoms:item/fish/aberration/man_faced_carp_april_fools"
        }
      }
    ],
    "fallback": {
      "type": "minecraft:model",
      "model": "fathoms:item/fish/aberration/man_faced_carp"
    }
  }
}