Hi, Thanks for the free offer, as far I know it is much larger than what offer competitors. I played a little with your API. * First there is a small text on

Hi, Thanks for the free offer, as far I know it is much larger than what offer competitors. I played a little with your API. * First there is a small text on the account page which tells "Your Balance: $10" What does this mean? * I also tried your example, it works, then I tried with a text in Chinese. I received {"err":"No instrument","result":"No instrument"} What does that mean? Thanks!