code: func (b *BlockData) GetRows(tableName string) (types.EventDataTable, error) {
  	if table, ok := b.Data.Tables[tableName]; ok {
  		return table, nil
  	}
  	return nil, fmt.Errorf("GetRows: tableName does not exists as a table in data structure: %s ", tableName)
  }
docs: // GetRows gets data rows for a given table name from structure