code: func (lft *FieldTranslator) Get(id uint64) (val interface{}, err error) {
  	idBytes := make([]byte, 8)
  	binary.BigEndian.PutUint64(idBytes, id)
  	data, err := lft.idMap.Get(idBytes, nil)
  	if err != nil {
  		return nil, errors.Wrap(err, "fetching from idMap")
  	}
  	return pdk.FromBytes(data), nil
  }
docs: // Get returns the value mapped to the given id.