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Other Current Liabilities (Tables)
 6 Months Ended
Jun. 30, 2023
Other Liabilities Disclosure [Abstract]  
Other current liabilities
As of June 30, 2023 and December 31, 2022, other current liabilities consisted of the following:
(in thousands)June 30, 2023December 31, 2022
Sales and use tax contingencies$1,920 $1,863 
Buyer deposits609 318 
Deferred revenue87 140 
Other159 108 
Total other current liabilities$2,775 $2,429