# SyncItemEntity object
This object contains specific metadata for an individual item, either a file or folder, that is synchronized by ELO Sync.
Important
Any modification to this object can result in data loss, since the contents are used and maintained by the synchronization process.
# Properties
| Name | Type | Description |
|---|---|---|
| id | string | readonly. A unique identity for this item. |
| structureMappingId | string | readonly. The identity of the structural mapping. |
| structureMapping | StructureMappingEntity | readonly. A navigation property for the structural mapping. |
| dataMappingId | string | readonly. The identity of the data mapping. |
| dataMapping | DataMappingEntity | readonly. A navigation property for the data mapping. |
| collectionId | integer | editable. The identity of the owning collection. |
| collection | SyncCollectionEntity | editable. A navigation property for owning collection. |
| systemItemId | string | readonly. The identity of this item in the native system. For example the sord Guid in the ELO repository. |
| eTag | string | editable. An ETag (opens new window) for the item in the native system. Can be empty if unused by the system. |
| cTag | string | editable. A CTag, similar to an ETag, for the content of this item in the native system. Can be empty if unused by the system. |
| timestamp | string | editable. The timestamp for the last modification of this item. Can be empty if unused by the system. |
| version | integer | editable. The version number of the last synchronization that encountered this item. |
| isIgnored | boolean | editable. Determines if this item should be ignored during synchronization. |
| fields | array SyncItemFieldEntity | readonly A collection containing the synchronized fields. |
| providedCollection | SyncCollectionEntity | readonly. A navigation property for the provided sub-collection by this item. |
# Operations
Non-exhaustive list of operations that are related to this type: