4.  Other current liabilities

Other current liabilities were comprised of the following items:

On July 26, 2022, subsidiaries of the Company entered into an agreement with an institutional investor pursuant to which the investor purchased a participation ("Transferred Interests") in all rights to payment from the United States Internal Revenue Service in respect of the Company’s employee retention credits for the first and second quarters of 2021 (the “ERC Claim”). The purchase price paid for the derivative payment rights was $2.45 million, which was paid in immediately available funds. For the year ended December 31, 2022, the Company recorded net other income of $2,014 and an accrued other liability of $441 to be paid to facilitate the sale of the ERC Claim.