summary of .pbix files

summary of PowerBI's .pbix file format.jsonc

{
    "Metadata": {
        "Encoding": "utf8",
        "Description": "appears to be query names and GUIDs",
        "Path": "Metadata",
        "ContentType": "text serialized text with null terminated chars?"
    },
    "ReportLayout": {
        "Encoding": "utf_16le",
        "description": "layout, slicer settings, etc and contains escaped JSON",
        "Path": "Report\\Layout",
        "ContentType": "json"
    },
    "SecurityBindings": {
        "Encoding": "arbitrary blob?",
        "description": "unknown",
        "Path": "SercurityBindings",
        "ContentType": "BLOB"
    },
    "DataMashup": {
        "Encoding": "utf8",
        "description": "Powerqueries which are xml-escaped are contained in the xml",
        "Path": "DataMashup",
        "ContentType": "xml plus non-xml header"
    },
    "BaseThemes": {
        "Encoding": "utf8",
        "description": "theme settings referenced by \"Report\\Layout\"",
        "Path": "Report\\StaticResources\\SharedResources\\BaseThemes\\CY19SU12.json",
        "ContentType": "json"
    },
    "Version": {
        "Encoding": "utf_16le",
        "description": "currently says: 1.18",
        "Path": "Version",
        "ContentType": "text"
    },
    "Settings": {
        "Encoding": "utf8",
        "description": "short. uses \\U{start of heading} and \\U{enquiry}",
        "Path": "Settings",
        "ContentType": "text"
    },
    "DiagramLayout": {
        "Encoding": "utf_16le",
        "description": "maybe model view",
        "Path": "DiagramLayout",
        "ContentType": "json"
    },
    "ContentTypesXml": {
        "Encoding": "utf8BOM",
        "description": "it declares xmlns with override of all to blank",
        "Path": "[Content_Types].xml",
        "ContentType": "xml"
    }
}