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CONVERTIBLE DEBT (Details 2)
3 Months Ended 12 Months Ended
Mar. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Dividend yield 0.00% 0.00% 0.00%
Minimum [Member]      
Expected life 6 months   1 year
Risk-free interest rate 1.40% 0.41% 0.11%
Maximum [Member]      
Expected life   6 months 7 days  
Risk-free interest rate   0.44% 0.12%
Expected volatility   107.30% 142.50%