Notes about fields

### Standard keys

- `MD5`
- `SHA-1`
- `SHA-256`
- `TLSH`
- `SSDEEP`
- `FileName`
- `FileSize`
- `PackageArch`
- `PackageDescription`
- `PackageMaintainer`
- `PackageName`
- `PackageRelease`
- `PackageVersion`
- `KnownMalicious`