(Bloomberg) -- BlackRock Inc. is embarking on a crucial test of its ability to muscle into one of Wall Street’s most competitive growth areas — pitching private assets to small investors.Most Read from BloombergRussia Latest: Zelenskiy Adviser Says Wagner Remains in UkrainePrigozhin Denies He Planned Coup, Says Wagner Will SurvivePutin Faces Historic Threat to Absolute Grip on Power in RussiaSilence Cloaks Kremlin After Russian Mutiny Against PutinPutin's Biggest Mistakes in the Wagner UprisingT