var constants = (
    conversationUsername: "user1",
    conversationPassword: "pass1",
    conversationVersionDate: "date1",
    conversationWorkspaceId: "work1"
};

module.exports.constants = constants;

var constants = require('./../constants');

console.log(constants);

{ constants:
   { conversationUsername: 'user1',
     conversationPassword: 'pass1',
     conversationVersionDate: 'date1',
     conversationWorkspaceId: 'work1' } }

console.log(constants.conversationUsername);

console.log(constants.constants.conversationUsername);

module.exports = constants;