if (this.getFileContentType !== 'nst') {
this.sharedService.targzFile({ packageType: this.pacakgeType, id: this.paramsID, descriptor: descriptorInfo })
.then((content: ArrayBuffer): void => {
if (this.getFileContentType !== 'nst') {
this.sharedService.targzFile({ packageType: this.pacakgeType, id: this.paramsID, descriptor: descriptorInfo })
.then((content: ArrayBuffer): void => {