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See [Manage Batches of Items in a Push Source](https://docs.coveo.com/en/90)
See [BatchDocumentBody](https://docs.coveo.com/en/75/#batchdocumentbody)
The original binary item content, compressed using one of the supported compression types (Deflate, GZip, LZMA, Uncompressed, or ZLib), and then Base64 encoded.
The compression type that was applied to your compressed document.
See [Creating a FileContainer](https://docs.coveo.com/en/43)
See [User Alias Definition Examples](https://docs.coveo.com/en/46).
See [Manage Batches of Security Identities](https://docs.coveo.com/en/55).
Build a security identity.
See [Disabling a Single Security Identity](https://docs.coveo.com/en/84)
See [Disabling Old Security Identities](https://docs.coveo.com/en/33)
See [Security Identity Models](https://docs.coveo.com/en/139)
SourceVisibility controls the content security option that should be applied to the items in a source.