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Balance Sheet Components - Schedule of Prepaid Expenses and Other Current Assets (Details) - USD ($)
Mar. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Balance Sheet Components      
Prepaid operating expenses $ 236,470 $ 225,756 $ 319,996
Rent deposit 61,412 55,981 100,425
VAT receivable associated with SAIT 82,423 71,742 68,798
Prepaid sponsorship     100,000
Tax credit receivable (short-term) 66,135 218,239 75,106
Miscellaneous receivable 15,804 8,368 332,277
Prepaid expenses and other current assets $ 462,244 $ 580,086 $ 996,602