...
Generation of the authorization request from the authorization service;
Forming a request to receive a report in xml/json, POST method;
Obtaining an authorization session key;
A corresponding report may be obtained in xml/json formats (HTTP headers – Content-Type: application/xml or Content-Type: application/json, Accept: application/xml or Accept: application/json must be specified).
The file obtained may be validated with the XSD scheme (specified for each report template).
...