Costa Mesa CA based online lender Payoff has raised $46.7M as part of a round expected to close at $67.4M.   The company had previously raised $38.4M from FirstMark Capital, Great Oaks Venture Capital, and Anthemis Group.  Payoff is focused on helping millienials refinance their credit card debt.  Its loans are backed by $250M in debt financing provided by Eaglewood Capital Management.