Absolute minimum multipart upload part size in bytes.
B2 account ID authorized for the current application key.
OptionalallowedBucket restrictions from authorize, or null when the key is unrestricted.
Native B2 API base URL returned by authorization.
Native B2 authorization token for control-plane API calls.
Capabilities granted to this key (from the v4 authorize allowed object).
Drives capability-aware tool registration. Empty array if unknown.
B2 download URL returned by authorization.
Recommended multipart upload part size in bytes.
S3-compatible API endpoint returned by authorization.
Normalized response from B2 authorization.