Retrieves a process instance by id, according to the ProcessInstance interface in the engine.
Basic authentication header of the form Basic <encoded-value>, where <encoded-value> is the base64-encoded string username:password.
The id of the process instance to be retrieved.
Request successful.
The id of the process instance.
The id of the process definition that this process instance belongs to.
The business key of the process instance.
The id of the case instance associated with the process instance.
A flag indicating whether the process instance has ended or not. Deprecated: will always be false!
A flag indicating whether the process instance is suspended or not.
The tenant id of the process instance.
The links associated to this resource, with method, href and rel.