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Capitalized Software - Schedule of Capitalized Computer Software, Net (Details) (10-K) - USD ($)
Sep. 30, 2019
Dec. 31, 2018
Dec. 31, 2017
Research and Development [Abstract]      
Software $ 1,442,737 $ 1,324,275 $ 904,383
Accumulated amortization (964,608) (665,183) (314,799)
Total $ 478,129 $ 659,092 $ 589,584