{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "Character",
  "type": "object",
  "required": ["id", "name", "voice_id", "animation"],
  "properties": {
    "id": { "type": "string" },
    "name": { "type": "string" },
    "description": { "type": "string" },
    "avatar_url": { "type": ["string", "null"] },
    "voice_provider": { "type": "string" },
    "voice_id": { "type": "string" },
    "animation": {
      "type": "object",
      "properties": {
        "idle": { "type": "string" },
        "talking": { "type": "string" },
        "happy": { "type": "string" },
        "thinking": { "type": "string" }
      }
    }
  }
}