/**
 * ```js
 * import { addReaction } from '@amityco/ts-sdk'
 * const success = await addReaction('post', postId, 'like')
 * ```
 *
 * Creates an {@link Amity.Reaction}
 *
 * @param referenceType The type of thing to add a {@link Amity.Reaction} to, such as a post or a comment.
 * @param referenceId The ID of the thing to add a new {@link Amity.Reaction} to.
 * @param reactionName Reaction name, such as a `like` or `love`.
 * @returns The added result.
 *
 * @category Reaction API
 * @async
 * */
export declare const addReaction: {
    (referenceType: Amity.Reaction['referenceType'], referenceId: Amity.Reaction['referenceId'], reactionName: Amity.InternalReactor['reactionName']): Promise<boolean>;
    /**
     * ```js
     * import { addReaction } from '@amityco/ts-sdk'
     * const success = addReaction.optimistically('post', postId, 'like')
     * ```
     *
     * Creates an {@link Amity.Reaction} optimistically
     *
     * @param referenceType The type of thing to add a {@link Amity.Reaction} to, such as a post or a comment.
     * @param referenceId The ID of the thing to add a new {@link Amity.Reaction} to.
     * @param reactionName Reaction name, such as a `like` or `love`.
     * @returns The added result.
     *
     * @category Reaction API
     * */
    optimistically(referenceType: Amity.ReactableType, referenceId: Amity.Reaction['referenceId'], reactionName: Amity.InternalReactor['reactionName']): boolean | undefined;
};
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