Thanks @GordonSumerling . Yes they have an OIType=B and I rechecked the Imagery Type = Terrestrial 360 Camera
arcpy.ManageOrientedImagery.AddImagesToOrientedImagery("OIC21", "Folder", None, r"D:\SANDBOX\OIC\Images", ".jpg", '', '', None, "Terrestrial 360 Camera", "Bubble", "0", "90", "0", "360", "180", "2.5", "0", "30", "50", "0")