{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://api-evangelist.github.io/regions-financial/json-schema/regions-transaction-schema.json",
  "title": "Transaction",
  "description": "A financial transaction on a Regions Bank account (FDX-compliant)",
  "type": "object",
  "required": ["transactionId", "accountId", "amount", "type", "status"],
  "properties": {
    "transactionId": {
      "type": "string",
      "description": "Unique transaction identifier"
    },
    "accountId": {
      "type": "string",
      "description": "Account the transaction belongs to"
    },
    "postedDate": {
      "type": "string",
      "format": "date",
      "description": "Date transaction was posted"
    },
    "transactionDate": {
      "type": "string",
      "format": "date",
      "description": "Date transaction occurred"
    },
    "amount": {
      "type": "number",
      "description": "Transaction amount (negative for debits)"
    },
    "currency": {
      "type": "string",
      "default": "USD"
    },
    "description": {
      "type": "string",
      "description": "Transaction description text"
    },
    "category": {
      "type": "string",
      "description": "Spending category"
    },
    "type": {
      "type": "string",
      "enum": ["DEBIT", "CREDIT"],
      "description": "Transaction direction"
    },
    "status": {
      "type": "string",
      "enum": ["PENDING", "POSTED"],
      "description": "Transaction posting status"
    },
    "merchantName": {
      "type": "string",
      "description": "Merchant name for card transactions"
    },
    "merchantCategory": {
      "type": "string",
      "description": "Merchant category code (MCC)"
    }
  },
  "additionalProperties": false
}