setImages

const images = [
  {
    url: "https://placehold.co/400",
    size: {
      height: 10,
      width: 10
    },
    transform: {
      position: {
        x: 1.0,
        y: 1.0,
        z: 0.0
      },
      rotation: {
        centerOfRotation: {
          x: 1.0,
          y: 0.0,
          z: 0.0
        },
        angle: 1,
        x: 1.0,
        y: 0.0,
        z: 0.0
      }
    }
  }
];

viewer3d.setImages(images);