Module bellboy

nexmo(Data::maps:map()) -> {ok, Result::maps:map()} | {error, Reason::tuple() | bad_arg}

plivo(Data::maps:map()) -> {ok, Result::maps:map()} | {error, Reason::tuple() | bad_arg}

twilio(Data::maps:map()) -> {ok, Result::maps:map()} | {error, Reason::tuple() | bad_arg}