{
  "object": "evaluation_set_item",
  "id": "eval_item_1234",
  "evaluationSetId": "eval_set_1234",
  "fileId": "file_1234",
  "expectedOutput": {
    // Output object - see “Processor output types” for details
  },
  "createdAt": "2024-01-01T00:00:00Z",
  "updatedAt": "2024-01-01T00:00:00Z"
}
The EvaluationSetItem object represents an item in an evaluation set in Extend. Items are the individual files and expected outputs that are used to evaluate the performance of a given processor in Extend. 
{
  "object": "evaluation_set_item",
  "id": "eval_item_1234",
  "evaluationSetId": "eval_set_1234",
  "fileId": "file_1234",
  "expectedOutput": {
    // Output object - see “Processor output types” for details
  },
  "createdAt": "2024-01-01T00:00:00Z",
  "updatedAt": "2024-01-01T00:00:00Z"
}