import { Command as $Command } from "@smithy/smithy-client";
import type { MetadataBearer as __MetadataBearer } from "@smithy/types";
import type { EC2ClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes } from "../EC2Client";
import type { DescribeSpotDatafeedSubscriptionRequest, DescribeSpotDatafeedSubscriptionResult } from "../models/models_4";
/**
 * @public
 */
export type { __MetadataBearer };
export { $Command };
/**
 * @public
 *
 * The input for {@link DescribeSpotDatafeedSubscriptionCommand}.
 */
export interface DescribeSpotDatafeedSubscriptionCommandInput extends DescribeSpotDatafeedSubscriptionRequest {
}
/**
 * @public
 *
 * The output of {@link DescribeSpotDatafeedSubscriptionCommand}.
 */
export interface DescribeSpotDatafeedSubscriptionCommandOutput extends DescribeSpotDatafeedSubscriptionResult, __MetadataBearer {
}
declare const DescribeSpotDatafeedSubscriptionCommand_base: {
    new (input: DescribeSpotDatafeedSubscriptionCommandInput): import("@smithy/smithy-client").CommandImpl<DescribeSpotDatafeedSubscriptionCommandInput, DescribeSpotDatafeedSubscriptionCommandOutput, EC2ClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    new (...[input]: [] | [DescribeSpotDatafeedSubscriptionCommandInput]): import("@smithy/smithy-client").CommandImpl<DescribeSpotDatafeedSubscriptionCommandInput, DescribeSpotDatafeedSubscriptionCommandOutput, EC2ClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes>;
    getEndpointParameterInstructions(): import("@smithy/middleware-endpoint").EndpointParameterInstructions;
};
/**
 * <p>Describes the data feed for Spot Instances. For more information, see <a href="https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/spot-data-feeds.html">Spot
 *             Instance data feed</a> in the <i>Amazon EC2 User Guide</i>.</p>
 * @example
 * Use a bare-bones client and the command you need to make an API call.
 * ```javascript
 * import { EC2Client, DescribeSpotDatafeedSubscriptionCommand } from "@aws-sdk/client-ec2"; // ES Modules import
 * // const { EC2Client, DescribeSpotDatafeedSubscriptionCommand } = require("@aws-sdk/client-ec2"); // CommonJS import
 * // import type { EC2ClientConfig } from "@aws-sdk/client-ec2";
 * const config = {}; // type is EC2ClientConfig
 * const client = new EC2Client(config);
 * const input = { // DescribeSpotDatafeedSubscriptionRequest
 *   DryRun: true || false,
 * };
 * const command = new DescribeSpotDatafeedSubscriptionCommand(input);
 * const response = await client.send(command);
 * // { // DescribeSpotDatafeedSubscriptionResult
 * //   SpotDatafeedSubscription: { // SpotDatafeedSubscription
 * //     Bucket: "STRING_VALUE",
 * //     Fault: { // SpotInstanceStateFault
 * //       Code: "STRING_VALUE",
 * //       Message: "STRING_VALUE",
 * //     },
 * //     OwnerId: "STRING_VALUE",
 * //     Prefix: "STRING_VALUE",
 * //     State: "Active" || "Inactive",
 * //   },
 * // };
 *
 * ```
 *
 * @param DescribeSpotDatafeedSubscriptionCommandInput - {@link DescribeSpotDatafeedSubscriptionCommandInput}
 * @returns {@link DescribeSpotDatafeedSubscriptionCommandOutput}
 * @see {@link DescribeSpotDatafeedSubscriptionCommandInput} for command's `input` shape.
 * @see {@link DescribeSpotDatafeedSubscriptionCommandOutput} for command's `response` shape.
 * @see {@link EC2ClientResolvedConfig | config} for EC2Client's `config` shape.
 *
 * @throws {@link EC2ServiceException}
 * <p>Base exception class for all service exceptions from EC2 service.</p>
 *
 *
 * @example To describe the datafeed for your AWS account
 * ```javascript
 * // This example describes the Spot Instance datafeed subscription for your AWS account.
 * const input = { /* empty *\/ };
 * const command = new DescribeSpotDatafeedSubscriptionCommand(input);
 * const response = await client.send(command);
 * /* response is
 * {
 *   SpotDatafeedSubscription: {
 *     Bucket: "my-s3-bucket",
 *     OwnerId: "123456789012",
 *     Prefix: "spotdata",
 *     State: "Active"
 *   }
 * }
 * *\/
 * ```
 *
 * @public
 */
export declare class DescribeSpotDatafeedSubscriptionCommand extends DescribeSpotDatafeedSubscriptionCommand_base {
    /** @internal type navigation helper, not in runtime. */
    protected static __types: {
        api: {
            input: DescribeSpotDatafeedSubscriptionRequest;
            output: DescribeSpotDatafeedSubscriptionResult;
        };
        sdk: {
            input: DescribeSpotDatafeedSubscriptionCommandInput;
            output: DescribeSpotDatafeedSubscriptionCommandOutput;
        };
    };
}