pxweb_metadata object from a PXWEB API v2 metadata response.Converts the JSON-stat2-style metadata returned by PXWEB API v2
/tables/{tableId}/metadata endpoints to the existing
pxweb_metadata shape used by the package internals. The original v2
payload is preserved as the pxweb_metadata_v2 attribute.
pxweb_metadata_v2(x)a pxweb_metadata object.
a list returned from a PXWEB API v2 metadata endpoint.