{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://wallet-profile-orpin.vercel.app/schemas/chatRequest.schema.json",
  "title": "ChatRequest",
  "description": "Multi-turn chat query to Onfra AI about wallet financial reputation.",
  "type": "object",
  "required": ["message"],
  "properties": {
    "message": {
      "type": "string",
      "minLength": 1,
      "description": "User question about financial health, loan capacity, reputation, or portfolio risk."
    },
    "walletAddress": {
      "type": "string",
      "pattern": "^0x[a-fA-F0-9]{40}$",
      "description": "Target wallet to analyze. Defaults to the caller's connected wallet when omitted."
    },
    "history": {
      "type": "array",
      "items": {
        "type": "object",
        "required": ["role", "content"],
        "properties": {
          "role": { "type": "string", "enum": ["user", "assistant", "system"] },
          "content": { "type": "string" }
        }
      }
    }
  },
  "additionalProperties": false
}