> ## Documentation Index
> Fetch the complete documentation index at: https://docs.abbyy.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Lists array elements

> Lists array elements in the ABBYY FineReader Engine JSON schema content object — properties describing lists detected in a document.

Elements of the lists array are objects describing lists detected in a document.

| Property   | Data type                                                                                                                                                | Description                                 |
| ---------- | -------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------- |
| id         | string                                                                                                                                                   | The identifier of the list in the document. |
| listLevels | [listLevel](/fine-reader/engine/specifications/export-formats/json-schema-description/content-object/lists-array-elements/listlevel-object) object array | An array describing list levels.            |