ovrRequest ovr_Achievements_AddFields(const char *name, const char *fields)
name: const char *
The api_name of the Bitfield achievement whose field(s) will be unlocked, which can be retrieved by ovr_AchievementDefinition_GetName().
fields: const char *
A string containing either '0' or '1' characters. Every '1' will unlock the field in the corresponding position.