SpaceX and Tesla CEO Elon Musk said on Tuesday that the electric carmaker will accept dogecoin for merchandise on a test basis."Tesla will make some merch buyable with Doge & see how it goes," Musk said in a tweet. Dogecoin has witnessed the rise of more than 15 per cent, meanwhile, Bitcoin (BTC), Ethereum (ETH) fall continue for last 24 hours, coinmarketcap.com data showed.