Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
CURRENT ASSETS
Cash and cash equivalents (from variable interest entities $8,015 and $1,942, respectively)	$ 38,860	$ 38,754
Accounts receivable, net of allowance for doubtful accounts of $401 and $447 (from variable interest entities, net of allowance $15,014 and $8,192, respectively)	17,837	8,721
Inventory	754
Prepaid expenses and other current assets	2,866	1,609
Total current assets	60,317	49,084
Property and equipment, net	3,295	4,092
Capitalized software costs, net	9,069	8,935
Intangible assets, net	41,967	5,988
Goodwill	158,289	16,281
Deposits and other assets	1,288	559
Total assets	274,225	84,939
Current liabilities
Accounts payable (from variable interest entities $2,466 and $692, respectively)	4,977	2,809
Accrued expenses (from variable interest entities $3,269 and $1,349, respectively)	12,605	8,293
Deferred revenues	520	610
Capital lease obligations	25
Other current liabilities	51
Stock-based compensation liabilities		4,228
Total current liabilities	18,178	15,940
Deferred revenues	965	923
Capital lease obligations	43
Long term debt, net of unamortized discount and debt issuance costs	86,709
Contingent shares issuance liabilities	1,125	12,450
Other long-term liabilities (from variable interest entities $2 and $157, respectively)	80	560
Total liabilities	107,100	29,873
COMMITMENTS AND CONTINGENCIES (Note 22)
STOCKHOLDERS’ EQUITY
Class A common stock, $0.0001 par value; 500,000,000 shares authorized as of December 31, 2021 and 2020; 99,274,594 and 74,898,380 shares issued and outstanding at December 31, 2021 and 2020, respectively.	10	8
Preferred stock, $0.0001 par value, 5,000,000 shares authorized; none issued and outstanding as of December 31, 2021 and 2020, respectively.
Additional paid-in capital	453,876	291,277
Accumulated deficit	(286,761)	(236,219)
Total stockholders’ equity	167,125	55,066
Total liabilities and stockholders’ equity	$ 274,225	$ 84,939