import { RequestClient } from '@segment/actions-core';
import { Payload } from './generated-types';
import { Settings } from '../generated-types';
import { Sender, Schedule } from './types';
export declare function send(request: RequestClient, payload: Payload, settings: Settings): Promise<import("@segment/actions-core").ModifiedResponse<unknown>>;
export declare function parseFieldValue(value: string | undefined | null): string | undefined;
export declare function validateContentSid(contentSid: string): boolean;
export declare function getSender(payload: Payload): Sender;
export declare function getSendAt(sendAt: string | undefined): Schedule | {};
