Submits the recovery code (code_entry_async). The wire shape is the
451 submission: client_input_params in the app's key order —
the empty-string auth_secure_device_id, the aac (empty when the process
has none), the code, the family/device ids and the session x-mid as
machine_id; no vetted_device_nonces — and server_params echoed from the
code-entry screen's "Continue" action in the app's order.
Submits the recovery code (
code_entry_async). The wire shape is the 451 submission:client_input_paramsin the app's key order — the empty-stringauth_secure_device_id, theaac(empty when the process has none), the code, the family/device ids and the session x-mid asmachine_id; novetted_device_nonces— andserver_paramsechoed from the code-entry screen's "Continue" action in the app's order.