code: def _get_table_start(self):
          
          if self.documentation:
              standardized_table_start = {
                  'object_id': {
                      'value': self.object_id,
                      'ordering': -1,
                      'line_number': 'NA',
                      'description': 'IRS-assigned object id',
                      'db_type': 'String(18)'
                  },
                  'ein': {
                      'value': self.ein,
                      'ordering': -2,
                      'line_number': 'NA',
                      'description': 'IRS employer id number',
                      'db_type': 'String(9)'
                  }
              }
              if self.documentId:
                  standardized_table_start['documentId'] = {
                      'value': self.documentId,
                      'description': 'Document ID',
                      'ordering': 0
                  }
          else:
              standardized_table_start = {
                  'object_id': self.object_id,
                  'ein': self.ein
              }
              if self.documentId:
                  standardized_table_start['documentId'] = self.documentId
  
          return standardized_table_start
docs: prefill the columns we need for all tables