import { ApiKeyCredentials } from "./apiKeyCredentials";
/**
 * A {@link TopicCredentials} object used for Azure Event Grid.
 */
export declare class TopicCredentials extends ApiKeyCredentials {
    /**
     * Creates a new EventGrid TopicCredentials object.
     *
     * @param topicKey - The EventGrid topic key
     */
    constructor(topicKey: string);
}
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