B2 account ID that owns the key.
Stable B2 application key ID.
OptionalbucketOptional bucket ID scope for the key.
Capabilities granted to the key.
OptionalexpirationExpiration timestamp in epoch milliseconds, when configured.
Human-readable application key name.
OptionalnameOptional file-name prefix scope for the key.
OptionaloptionsAdditional provider-specific key options.
Legacy normalized B2 application-key metadata.