{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/Transaction",
  "title": "Transaction",
  "type": "object",
  "description": "A portfolio transaction",
  "properties": {
    "transactionId": {
      "type": "string",
      "description": "Unique transaction identifier",
      "example": "TXN-20260415-78901"
    },
    "transactionType": {
      "type": "string",
      "description": "Transaction type",
      "example": "TRADE"
    },
    "tradeDate": {
      "type": "string",
      "format": "date",
      "description": "Trade execution date",
      "example": "2026-04-15"
    },
    "settlementDate": {
      "type": "string",
      "format": "date",
      "description": "Expected or actual settlement date",
      "example": "2026-04-17"
    },
    "settlementStatus": {
      "type": "string",
      "description": "Settlement status",
      "enum": [
        "PENDING",
        "SETTLED",
        "FAILED"
      ],
      "example": "SETTLED"
    },
    "securityId": {
      "type": "string",
      "description": "Security identifier",
      "example": "US0378331005"
    },
    "securityName": {
      "type": "string",
      "description": "Security name",
      "example": "Apple Inc"
    },
    "quantity": {
      "type": "number",
      "format": "double",
      "description": "Transaction quantity (positive for buy, negative for sell)",
      "example": 500
    },
    "price": {
      "type": "number",
      "format": "double",
      "description": "Transaction price per unit",
      "example": 213.5
    },
    "netAmount": {
      "type": "number",
      "format": "double",
      "description": "Net transaction amount after commissions and fees",
      "example": 106750.0
    },
    "currency": {
      "type": "string",
      "description": "Transaction currency",
      "example": "USD"
    }
  }
}