import { Timestamp } from 'wechaty-grpc';
/**
 * https://github.com/protocolbuffers/protobuf/blob/b6993a90605cde15ba004e0287bcb078b0f3959d/src/google/protobuf/timestamp.proto#L86-L91
 */
declare function timestampFromMilliseconds(milliseconds: number): Timestamp;
declare function millisecondsFromTimestamp(timestamp: ReturnType<typeof timestampFromMilliseconds>): number;
export { millisecondsFromTimestamp, timestampFromMilliseconds, };
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