code: function convertRawDate(rawColumnValue, column, context)
  {
    return new SfTimestamp(
        Number(rawColumnValue) * 86400, // convert to seconds
        0,                              // no nano seconds
        0,                              // no scale required
        'UTC',                          // use utc as the timezone
        context.format).toSfDate();
  }
docs: Converts a raw column value of type Date to a Snowflake Date.
  
  @param {String} rawColumnValue
  @param {Object} column
  @param {Object} context
  
  @returns {Date}