import _m0 from "protobufjs/minimal";
import { FileID, KeyList } from "./basic_types";
import { Timestamp } from "./timestamp";
export declare const protobufPackage = "proto";
/**
 * Modify the metadata and/or contents of a file. If a field is not set in the transaction body, the
 * corresponding file attribute will be unchanged. This transaction must be signed by all the keys
 * in the top level of a key list (M-of-M) of the file being updated. If the keys themselves are
 * being updated, then the transaction must also be signed by all the new keys. If the keys contain
 * additional KeyList or ThresholdKey then M-of-M secondary KeyList or ThresholdKey signing
 * requirements must be meet If the update transaction sets the <tt>auto_renew_account_id</tt> field
 * to anything other than the sentinel <tt>0.0.0</tt>, the key of the referenced account must sign.
 */
export interface FileUpdateTransactionBody {
    /** The ID of the file to update */
    fileID: FileID | undefined;
    /** The new expiry time (ignored if not later than the current expiry) */
    expirationTime: Timestamp | undefined;
    /** The new list of keys that can modify or delete the file */
    keys: KeyList | undefined;
    /** The new contents that should overwrite the file's current contents */
    contents: Uint8Array;
    /** If set, the new memo to be associated with the file (UTF-8 encoding max 100 bytes) */
    memo: string | undefined;
}
export declare const FileUpdateTransactionBody: {
    encode(message: FileUpdateTransactionBody, writer?: _m0.Writer): _m0.Writer;
    decode(input: _m0.Reader | Uint8Array, length?: number): FileUpdateTransactionBody;
    fromJSON(object: any): FileUpdateTransactionBody;
    toJSON(message: FileUpdateTransactionBody): unknown;
    create(base?: DeepPartial<FileUpdateTransactionBody>): FileUpdateTransactionBody;
    fromPartial(object: DeepPartial<FileUpdateTransactionBody>): FileUpdateTransactionBody;
};
type Builtin = Date | Function | Uint8Array | string | number | boolean | undefined;
export type DeepPartial<T> = T extends Builtin ? T : T extends Array<infer U> ? Array<DeepPartial<U>> : T extends ReadonlyArray<infer U> ? ReadonlyArray<DeepPartial<U>> : T extends {
    $case: string;
} ? {
    [K in keyof Omit<T, "$case">]?: DeepPartial<T[K]>;
} & {
    $case: T["$case"];
} : T extends {} ? {
    [K in keyof T]?: DeepPartial<T[K]>;
} : Partial<T>;
export {};
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