XCom entry collection item. The value field is only available when reading a single object due to the size of the value.
| Name | Type | Description | Notes |
|---|---|---|---|
| key | str | [optional] | |
| timestamp | str | [optional] | |
| execution_date | str | [optional] | |
| task_id | str | [optional] | |
| dag_id | str | [optional] |