{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950715,-0.310065,0.000000,0.000000,0.173409,-0.531704,0.828987,0.000000,-0.256498,0.786469,0.561849,0.000000,-1637710.882489,5021517.544281,3563330.274340,1],    "boundingVolume": {    "region": [1.885975,0.596535,1.886140,0.596704,0.000000,8.528814]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/2_1328856.b3dm"}}}