Question: One of the world's largest Internet payment companies, that was funded in early stages by a venture capital firm focused on IT investing charges what ?

Context paragraphs:
PayPal: PayPal Holdings, Inc. is an American company operating a worldwide online payments system that supports online money transfers and serves as an electronic alternative to traditional paper methods like checks and money orders. PayPal is one of the world's largest Internet payment companies.  The company operates as a payment processor for online vendors, auction sites and other commercial users, for which it charges a fee.

GGV Capital: GGV Capital is a venture capital firm focused on multi-stage investments in the US and China.  The firm invests across a range of technology sectors including Mobile, Internet, Digital Media, Cloud/SaaS, and Internet of Things.

Kevin Johnson (venture capitalist): Kevin Johnson (born in Holyhead, Wales on 30 August 1960) is a managing partner at Medicxi Ventures, a venture capital firm focused on life sciences investments based on the asset-centric approach to investing.  He was formerly with Index Ventures, having joined the venture capital firm in 2010.

Mangrove Capital Partners: Mangrove Capital Partners is a venture capital firm based in Europe which is focused on investing in early stage information technology companies.  It aims at being the first institutional investor and supports its best companies through successive rounds of financing.  The firm is considered to be one of the top venture capital (VC) firms investing in early stage tech startups across Europe and has been active in Israel and Russia since 2007.  It is best known for making early investments in Skype and Wix.com - which became the largest-ever IPO for an Israeli firm when it floated on Nasdaq in 2013.  It is also one of the most active venture capital firms in Berlin.

Ribbit Capital (company): Ribbit Capital, founded in 2012, is a global venture capital firm focused on fintech (financial technology).  As of 2015, Ribbit had raised $446 million, the fourth-largest amount of money raised among U.S-based venture capital firms started since 2012.

Khosla Ventures: Khosla Ventures is an American venture capital firm focused on early stage companies in the Internet, computing, mobile, silicon technology, biotechnology, healthcare and clean technology sectors that was founded by Vinod Khosla.

Founders Fund: Founders Fund is an American San Francisco-based venture capital firm investing in companies building revolutionary technologies.  The firm invests at all stages across a wide variety of sectors, including aerospace, artificial intelligence, advanced computing, energy, health, and consumer Internet, with a portfolio that includes Airbnb, Knewton, Lyft, Spotify, Stripe, and ZocDoc.  Founders Fund was the first institutional investor in Space Exploration Technologies (SpaceX) and Palantir Technologies, and one of the earliest investors in Facebook.  The firm’s four General Partners, Peter Thiel, Ken Howery, Luke Nosek, and Brian Singerman, have been founders and early employees of companies including PayPal, Google, Palantir Technologies, and SpaceX.  Formed in 2005, Founders Fund had more than $3 billion in aggregate capital under management as of 2016.

DreamIt Ventures: DreamIt Ventures, founded in 2007, is a venture capital and seed accelerator firm focusing on Seed Venture, Early Stage Venture and Late Stage Venture Investing.  Headquartered in Philadelphia, Pennsylvania, the venture capital firm operates four seed accelerators in the USA: Philadelphia, New York, Baltimore and Austin, as well as an international accelerator in Tel Aviv.

Clearstone Venture Partners: Clearstone Venture Partners is an early stage venture capital firm focused on IT investing with offices in Santa Monica, CA, Palo Alto, CA, and Mumbai, India.  Founded in 1997, as Idealab Capital Partners, Clearstone is responsible for the early-stage funding of many successful startups including PayPal (IPO, acquired by eBay) , Overture.com (IPO, acquired by Yahoo), Internet Brands/CarsDirect (NASDAQ: INET), NetZero/United Online (NASDAQ: UNTD), MP3.com (IPO, acquired by Vivendi), Meru Networks (NASDAQ: MERU), Integrien (acquired by VMware), Ankeena (acquired by Juniper), Kazeon Systems (Acquired by EMC) and Mimosa Systems (acquired by Iron Mountain).

Catalyst Investors: Catalyst Investors is a $1 billion venture capital firm which was founded in 2000.  It is a private equity firm focused on late stage venture capital and growth equity investments in technology-enabled services which include cloud computing, wireless infrastructure, and digital media. It is ranked by growth cap among the top 25 growth equity firms.

Supporting paragraphs: Clearstone Venture Partners PayPal
Answer: a fee