You can only call APIs that your app is authenticated to after completing the authentication step. You have to pass your authentication token in the query string of every API you call. You can find more details about each API parameters and responses in the following sections of the documentation. Below is list of responses common for all APIs in this documentation:
Common Responses
Status
Response
400 Bad Request
{
"result": false,
"title": "Bad Request",
"message": "Missing one or more URL parameters."
}