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v3.21.1

RESTRICTED CASH (Tables) | 12 Months Ended
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Dec. 31, 2020
Subclassifications of assets, liabilities and equities [abstract] |
Schedule of restricted cash and cash equivalents |
| December 31, 2020 | December 31, 2019
Restricted cash | $ | 35,288 |  | $ | 2,339 |

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