...
The POST/DELETE operations return a 204 on success, while the GET operation returns a JSON response describing the object queried and the lockout status. An example trace follows (much of the response header dump is elided, this just shows the basics).
The GET operation supports an additional query string parameter (“inexact”) that if set to “true” will pass the queried value in to fetch all of the stored lockout keys that begin with the input value. This can be used to obtain a list of the locked account records that match a given username (in that the full key tends to contain other information).
Example lockout operations
...