Get stats for the DAG node named by multihash.

        .. code-block:: python

            >>> c.object_stat('QmTkzDwWqPbnAh5YiV5VwcTLnGdwSNsNTn2aDxdXBFca7D')
            {'LinksSize': 256, 'NumLinks': 5,
             'Hash': 'QmTkzDwWqPbnAh5YiV5VwcTLnGdwSNsNTn2aDxdXBFca7D',
             'BlockSize': 258, 'CumulativeSize': 274169, 'DataSize': 2}

        Parameters
        ----------
        multihash : str
            Key of the object to retrieve, in base58-encoded multihash format

        Returns
        -------
            dict

def object_stat(self, multihash, **kwargs):
        """Get stats for the DAG node named by multihash.

        .. code-block:: python

            >>> c.object_stat('QmTkzDwWqPbnAh5YiV5VwcTLnGdwSNsNTn2aDxdXBFca7D')
            {'LinksSize': 256, 'NumLinks': 5,
             'Hash': 'QmTkzDwWqPbnAh5YiV5VwcTLnGdwSNsNTn2aDxdXBFca7D',
             'BlockSize': 258, 'CumulativeSize': 274169, 'DataSize': 2}

        Parameters
        ----------
        multihash : str
            Key of the object to retrieve, in base58-encoded multihash format

        Returns
        -------
            dict
        """
        args = (multihash,)
        return self._client.request('/object/stat', args,
                                    decoder='json', **kwargs)