def materialize(self, node=None, bounds=None, callback=None, out_format='<STR_LIT>', **kwargs):
kwargs.update({<EOL>"<STR_LIT>": node,<EOL>"<STR_LIT>": bounds,<EOL>"<STR_LIT>": callback,<EOL>"<STR_LIT>": out_format<EOL>})<EOL>return self.rda._materialize(**kwargs)<EOL>
Materializes images into gbdx user buckets in s3.
Note: This method is only available to RDA based image classes. 

Args:
  node (str): the node in the graph to materialize
  bounds (list): optional bbox for cropping what gets materialized in s3
  out_format (str): VECTOR_TILE, VECTOR, TIF, TILE_STREAM
  callback (str): a callback url like an `sns://`
Returns:
  job_id (str): the job_id of the materialization