{"action":"opened","issue":{"url":"https://api.github.com/repos/iurimatias/EtherSim/issues/10","repository_url":"https://api.github.com/repos/iurimatias/EtherSim","labels_url":"https://api.github.com/repos/iurimatias/EtherSim/issues/10/labels{/name}","comments_url":"https://api.github.com/repos/iurimatias/EtherSim/issues/10/comments","events_url":"https://api.github.com/repos/iurimatias/EtherSim/issues/10/events","html_url":"https://github.com/iurimatias/EtherSim/issues/10","id":140792072,"number":10,"title":"Cannot use 'call'-function offChain","user":{"login":"danielsun174","id":8926560,"avatar_url":"https://avatars.githubusercontent.com/u/8926560?v=3","gravatar_id":"","url":"https://api.github.com/users/danielsun174","html_url":"https://github.com/danielsun174","followers_url":"https://api.github.com/users/danielsun174/followers","following_url":"https://api.github.com/users/danielsun174/following{/other_user}","gists_url":"https://api.github.com/users/danielsun174/gists{/gist_id}","starred_url":"https://api.github.com/users/danielsun174/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/danielsun174/subscriptions","organizations_url":"https://api.github.com/users/danielsun174/orgs","repos_url":"https://api.github.com/users/danielsun174/repos","events_url":"https://api.github.com/users/danielsun174/events{/privacy}","received_events_url":"https://api.github.com/users/danielsun174/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2016-03-14T20:41:50Z","updated_at":"2016-03-14T20:41:50Z","closed_at":null,"body":"When is run a call-function to get some data from the blockchain without making a transaction, is says \r\n\r\n> Error: sender doesn't have enough funds to send tx. The upfront cost is: 3141592 and the senders account only has: 0\r\n\r\n\r\n` state.contractInstance['foobar'].call(function(err, res){\r\n                err && console.dir(err);\r\n                console.dir(res);\r\n            });`"}}