{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://developer.drivewealth.com/schemas/account",
  "title": "DriveWealth Account",
  "description": "A DriveWealth brokerage account representing an investor's trading account, including identification, status, balances, and associated metadata.",
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "description": "Unique DriveWealth account identifier (UUID format).",
      "pattern": "^[0-9a-fA-F-]{36}$"
    },
    "accountNo": {
      "type": "string",
      "description": "Human-readable account number assigned at account opening."
    },
    "accountType": {
      "type": "string",
      "description": "Type of brokerage account.",
      "enum": ["CASH", "MARGIN", "IRA_TRADITIONAL", "IRA_ROTH", "IRA_SEP"]
    },
    "accountStatus": {
      "type": "string",
      "description": "Current lifecycle status of the account.",
      "enum": ["OPEN", "CLOSED", "SUSPENDED", "PENDING", "RESTRICTED"]
    },
    "nickname": {
      "type": "string",
      "description": "Partner-assigned display name for the account."
    },
    "currency": {
      "type": "string",
      "description": "ISO 4217 currency code for the account base currency.",
      "default": "USD",
      "pattern": "^[A-Z]{3}$"
    },
    "userID": {
      "type": "string",
      "description": "Identifier of the user who owns this account.",
      "pattern": "^[0-9a-fA-F-]{36}$"
    },
    "riaID": {
      "type": "string",
      "description": "Registered Investment Advisor identifier linked to this account, if applicable."
    },
    "riaProductID": {
      "type": "string",
      "description": "RIA product associated with this account."
    },
    "goodFaithViolations": {
      "type": "integer",
      "description": "Number of good faith violations on the account.",
      "minimum": 0
    },
    "patternDayTrades": {
      "type": "integer",
      "description": "Number of pattern day trades in the rolling 5-day window.",
      "minimum": 0
    },
    "tradingType": {
      "type": "string",
      "description": "Trading eligibility type for the account.",
      "enum": ["FULL", "FRACTIONAL", "BOTH"]
    },
    "openedWhen": {
      "type": "string",
      "format": "date-time",
      "description": "ISO 8601 timestamp when the account was opened."
    },
    "closedWhen": {
      "type": ["string", "null"],
      "format": "date-time",
      "description": "ISO 8601 timestamp when the account was closed, null if still open."
    },
    "updatedWhen": {
      "type": "string",
      "format": "date-time",
      "description": "ISO 8601 timestamp of the last account update."
    }
  },
  "required": ["id", "accountNo", "accountType", "accountStatus", "currency", "userID"],
  "additionalProperties": true
}