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Income Taxes - Unrecognized tax benefits (Details) - USD ($)
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]    
Beginning balance $ 380,902 $ 174,950
Increase due to current year tax provision 160,165 205,952
Ending balance $ 541,067 $ 380,902