CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Current assets
Cash and cash equivalents	$ 14,118	$ 24,594
Accounts receivable, net of allowance for doubtful accounts of $1,404 and $908, respectively	3,589	3,298
Prepaid expenses and other current assets	3,186	1,792
Restricted cash	360	360
Total current assets	21,253	30,044
Property, equipment, and software, net	2,649	2,285
Restricted cash - long-term portion	251	248
Other assets	75	135
Total assets	24,228	32,712
Current liabilities
Accounts payable	962	1,625
Accrued expenses and other current liabilities	3,838	6,235
Deferred revenue	2,017	1,958
Total current liabilities	6,817	9,818
Non-current liabilities
Non-current portion of convertible promissory notes, net	29,136	28,863
Total non-current liabilities	29,293	29,301
Total liabilities	36,110	39,119
Commitments and contingencies (Note 8)
Stockholders' deficit
Preferred stock: $0.0001 par value; 5,000 and 5,000 authorized; 0 and 0 issued and outstanding; aggregate liquidation preference of $0 and $0 at June 30, 2023 and December 31, 2022, respectively	0	0
Common stock: $0.0001 par value; 200,000 and 200,000 authorized; 44,456 and 43,275 issued at June 30, 2023 and December 31, 2022, respectively	4	4
Treasury stock: 3,081 and 3,081 shares held at June 30, 2023 and December 31, 2022, respectively	(31,663)	(31,663)
Additional paid-in capital	91,310	89,952
Accumulated deficit	(71,533)	(64,700)
Total stockholders' deficit	(11,882)	(6,407)
Total liabilities and stockholders' deficit	24,228	32,712
Private warrants derivative liability
Non-current liabilities
Derivative liability	121	182
Escrow shares derivative liability
Non-current liabilities
Derivative liability	6	52
Stockholder earn-out rights derivative liability
Non-current liabilities
Derivative liability	$ 30	$ 204