import { TerraImageMetadata } from './model/terra-image-metadata.interface';
import { Observable } from 'rxjs';
import { TerraBaseStorageService } from './terra-base-storage.interface';
export declare abstract class TerraBaseMetadataStorageService extends TerraBaseStorageService {
    abstract getMetadata(key: string): Observable<TerraImageMetadata>;
    abstract updateMetadata(key: string, metadata: TerraImageMetadata): Observable<any>;
}