Interaction of the service requires client authorization. The client authorization is made via the OAuth 2.0 protocol.
To get a token, you should send a POST request (x-www-form-urlencoded) to URL:
Valuable parameters and their possible values:
grant_type: type of authentication, available value: client_credentials;
client_id: client identifier, equal to Account;
client_secret: client's secret key, equal to Secure password.
In response to the access request, the following information will be returned:
token_type: token type (always takes value "bearer");
expires_in: lifetime of the token (default value: 3,600 seconds);
scope: scope of the token (access to and operations with objects);
jti: unique identifier of the token.
Then, when the user refers to the service methods, the received token is transmitted in the request header in the following form:
Authorization: Bearer eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXVCJ9.eyJzY29wZSI6WyJvcmRlcjphbGw...