{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "type": "object",
  "title": "BalanceUpdatedEvent",
  "description": "Event emitted when account balances are updated after transaction posting or other operations",
  "properties": {
    "accountId": {
      "type": "object",
      "description": "Account identifier",
      "properties": {
        "value": {
          "type": "string",
          "format": "uuid",
          "description": "The unique account UUID"
        }
      },
      "required": ["value"]
    },
    "balanceUpdates": {
      "type": "array",
      "description": "List of balance updates for different account types",
      "items": {
        "type": "object",
        "properties": {
          "accountDefinitionId": {
            "type": "integer",
            "description": "Account definition identifier"
          },
          "accountDefinitionName": {
            "type": "string",
            "description": "Account definition name"
          },
          "previousBalance": {
            "type": "integer",
            "description": "Previous balance amount (in smallest currency unit, e.g., 100 = 1.00)"
          },
          "newBalance": {
            "type": "integer",
            "description": "New balance amount (in smallest currency unit, e.g., 100 = 1.00)"
          },
          "change": {
            "type": "integer",
            "description": "Balance change amount (in smallest currency unit, e.g., 100 = 1.00)"
          }
        },
        "required": ["accountDefinitionId", "accountDefinitionName", "previousBalance", "newBalance", "change"]
      }
    },
    "currency": {
      "type": "string",
      "pattern": "^[A-Z]{3}$",
      "description": "Currency of the balances (ISO 4217)",
      "example": "EUR"
    },
    "timestamp": {
      "type": "string",
      "format": "date-time",
      "description": "Timestamp when the balances were updated"
    }
  },
  "required": ["accountId", "balanceUpdates", "currency", "timestamp"],
  "additionalProperties": false
}