access_id is the Cloud Storage email form of the client ID. policy is the base64 encoded form of the plain-text policy document and signature is the signed policy document.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-14 UTC."],[[["This page provides access to the `PolicyDocumentV4Result` structure across multiple versions of the Google Cloud C++ client library, ranging from version 2.11.0 to the latest release candidate, 2.37.0-rc."],["The `PolicyDocumentV4Result` structure contains the results for a policy document which includes an `access_id`, the `policy` which is the base64 encoded policy document, and a `signature` which is the signed policy document."],["The most current stable release shown here is version 2.36.0, while the latest version is a release candidate at 2.37.0-rc."],["The displayed documentation and information for the `PolicyDocumentV4Result` are available from version 2.11.0 onwards."]]],[]]