async sendErrorEmail({emailRecipient, emailSubject, emailContent, errorCSV, importLabel}) {
        await this._sendEmail({
            to: emailRecipient,
            subject: emailSubject,
            html: emailContent,
            forceTextContent: true,
            attachments: [{
                filename: `${importLabel.name} - Errors.csv`,
                content: errorCSV,
                contentType: 'text/csv',
                contentDisposition: 'attachment'
            }]
        });
        return;
    }
Send email with attached CSV containing error rows info

@param {Object} config
@param {String} config.emailRecipient - email recipient for error file
@param {String} config.emailSubject - email subject
@param {String} config.emailContent - html content of email
@param {String} config.errorCSV - error CSV content
@param {Object} config.emailSubject - email subject
@param {Object} config.importLabel -
@param {String} config.importLabel.name - label name