<p> <code>AnalyzeExpense</code> synchronously analyzes an input document for financially related relationships between text.</p> <p>Information is returned as <code>ExpenseDocuments</code> and seperated as follows:</p> <ul> <li> <p> <code>LineItemGroups</code>- A data set containing <code>LineItems</code> which store information about the lines of text, such as an item purchased and its price on a receipt.</p> </li> <li> <p> <code>SummaryFields</code>- Contains all other information a receipt, such as header information or the vendors name.</p> </li> </ul>

{
  "success": true,
  "data": {
    "id": "abc123",
    "created_at": "2025-01-01T00:00:00Z"
  }
}

{
  "success": false,
  "error": {
    "code": "VALIDATION_ERROR",
    "message": "Invalid request parameters"
  }
}