RecruitingDevice studyINitiation and Titration of Guideline Directed Medical TheRApy in HearT Failure Cardiogenic Shock With ImpElla 5.5 for Cardiac RecoveryThe study will evaluate the impact of a combined device-drug strategy with Impella 5.5 with best practices and optimized GDMT on heart recovery outcomes in patients with decompensated heart failure and cardiogenic shock.