key, 'PUBLIC KEY')
                    }else{
                        this.mutipart_from.public_key = pemToBase64(this.mutipart_from.public_key)
                    }
                }
                if(this.mutipart_from.private_key != ''){
                    if(newVal == 'pem'){
                        this.mutipart_from.private_key = base64ToPem(this.mutipart_from.private_key, this.mutipart_from.pass_phrase ? 'ENCRYPTED PRIVATE KEY' : 'PRIVATE KEY')
                    }else{
                 