This video is a follow-up to the first tutorial on how to create a simple quest indicator. I've post a link below for the code for simple rotating and floating of an object. A quest indicator was used here, but the script could be applied to almost any game object.
C# script download: https://github.com/CamperJohn/UpDownR...
Part 1 (how to make the indicator in Blender): • Quest Indicator Blender to Unity Tutorial