[Unit Test] Server version mismatch

[Unit Test] Empty required server version
API and curl changes

SiaDrive.Api/json.hpp

@@ -29,6 +29,12 @@ SOFTWARE.
 #ifndef NLOHMANN_JSON_HPP
 #define NLOHMANN_JSON_HPP
 
+#ifdef _WIN32
+#ifdef max
+#undef max
+#endif
+#endif
+
 #include <algorithm> // all_of, for_each, transform
 #include <array> // array
 #include <cassert> // assert