import type { File, Nullable } from "instill-sdk";
export declare function useGetNamespaceFile({ fileId, accessToken, enabled, knowledgeBaseId, namespaceId, }: {
    fileId: Nullable<string>;
    accessToken: Nullable<string>;
    enabled: boolean;
    knowledgeBaseId: Nullable<string>;
    namespaceId: Nullable<string>;
}): import("@tanstack/react-query").UseQueryResult<File & {
    content: string;
    summaryContent: string;
}, Error>;
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