Required. The parent resource where this addon will be created. Format: projects/{project}/locations/{location}.

Optional. An expression that filters the list of addons. The only supported filter is plugin_instance_name. It can be used to filter addons that are enabled for a given plugin instance. The format of the filter is plugin_instance_name = "projects/{project}/locations/{location}/plugins/{plugin}/instances/{instance}".

Optional. The maximum number of hub addons to return. The service may return fewer than this value. If unspecified, at most 50 hub addons will be returned. The maximum value is 1000; values above 1000 will be coerced to 1000.

Optional. A page token, received from a previous ListAddons call. Provide this to retrieve the subsequent page. When paginating, all other parameters (except page_size) provided to ListAddons must match the call that provided the page token.