import { HttpClient } from "@angular/common/http";
import { Observable } from "rxjs";
import { ApiVisa, BaseApiTemplateService } from "../../shared";
import * as i0 from "@angular/core";
export declare class SalesContractFolderAttachmentHdrService extends BaseApiTemplateService<any> {
    static readonly SALES_CONTRACT_FOLDER_HDR_SUBPATH = "sales-contract-folder-attachment-hdrs/";
    constructor(http: HttpClient);
    getAttachmentFile(extensionGuid: string, apiVisa: ApiVisa): Observable<Blob>;
    static ɵfac: i0.ɵɵFactoryDef<SalesContractFolderAttachmentHdrService, never>;
    static ɵprov: i0.ɵɵInjectableDef<SalesContractFolderAttachmentHdrService>;
}