* <li>{@link #getFromArrayIndex(String, String, String)}: Retrieves an array of maps from the index based on the key.</li>
 * <li>{@link #addToArrayIndex(String, String, String, Map)}: Adds a map to the array index.</li>
 * <li>{@link #deleteKeyFromArray(String, String, String)}: Deletes all entries associated with the specified key from the array index.</li>