| aggChunkReadStart | Long | timestamp of when an aggregator engine starts reading chunks | [optional] |
| aggChunkReadStop | Long | timestamp of when an aggregator engine stops reading chunks | [optional] |
| aggChunkWriteStart | Long | timestamp of when an aggregator engine starts writing chunks | [optional] |
| aggChunkWriteStop | Long | timestamp of when an aggregator engine stops writing chunks | [optional] |
| chunkID | String | optional chunkID associated with the chunk-related timestamps | [optional] |
| chunkReadStart | Long | timestamp of when File System reads the first chunk for the work request | [optional] |
| chunkReadStop | Long | timestamp of when File System finishes reading the first chunk | [optional] |
| chunkWriteStart | Long | timestamp of when Engine Toolkit makes the request to File System to write the first output chunk | [optional] |
| chunkWriteStop | Long | timestamp of when File System finishes writing the output chunk | [optional] |
| createdDateTime | Long | timestamp of when the timestamps were first created | [optional] |
| engineInstanceID | UUID | | [optional] |
| findChunkStart | Long | timestamp of when Engine Toolkit makes the request to File System to get the first chunk for the work request | [optional] |
| findChunkStop | Long | timestamp of when Engine Toolkit receives the chunk from File System | [optional] |
| getWorkStart | Long | timestamp of the very beginning of GetWork request that would result in the assignment of the work request | [optional] |
| getWorkStop | Long | timestamp of when Engine Toolkit actually gets the work request | [optional] |
| internalTaskID | UUID | Internal Task ID | [optional] |
| modifiedDateTime | Long | timestamp of when the timestamps were last modified | [optional] |
| processComplete | Long | timestamp of when Engine Toolkit receives results or completes status from the engine | [optional] |
| processStart | Long | timestamp of when Engine Toolkit calls the engine to process the chunk | [optional] |
| workRequestID | UUID | | [optional] |
