Quarterly report pursuant to Section 13 or 15(d)

COMMITMENTS AND CONTINGENCIES - Schedule of Client Revenue Concentrations (Details)

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COMMITMENTS AND CONTINGENCIES - Schedule of Client Revenue Concentrations (Details) - USD ($)
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Europe | Client A      
Product Information [Line Items]      
Accounts Receivable $ 377,962   $ 164,236
Europe | Client A | Customer Concentration Risk | Revenue      
Product Information [Line Items]      
Concentration Risk 29.70% 7.70%  
North America | Client B      
Product Information [Line Items]      
Accounts Receivable $ 590,078   $ 79,582
North America | Client B | Customer Concentration Risk | Revenue      
Product Information [Line Items]      
Concentration Risk 11.10% 9.00%