{
  "$type": "com.atproto.lexicon.schema",
  "lexicon": 1,
  "id": "ai.syui.card.user",
  "defs": {
    "main": {
      "type": "record",
      "key": "literal:self",
      "description": "User card collection",
      "record": {
        "type": "object",
        "required": ["card", "createdAt", "updatedAt"],
        "properties": {
          "card": {
            "type": "array",
            "items": {
              "type": "object",
              "required": ["id", "cp", "rare", "cid"],
              "properties": {
                "id": { "type": "integer", "description": "Card type ID" },
                "cp": { "type": "integer", "description": "Card power" },
                "rare": { "type": "integer", "description": "Rarity level" },
                "cid": { "type": "string", "description": "Unique card instance ID (TID format)" }
              }
            }
          },
          "createdAt": { "type": "string", "format": "datetime" },
          "updatedAt": { "type": "string", "format": "datetime" }
        }
      }
    }
  }
}