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Income Taxes (Details) - Schedule of deferred tax assets - USD ($)
$ in Thousands
Jul. 31, 2021
Jul. 31, 2020
Schedule of deferred tax assets [Abstract]    
Net operating loss carryover $ 3,242,773 $ 1,713,019
Valuation allowance (3,242,773) (1,713,019)
Total deferred tax asset, net