{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897672,-0.440663,0.000000,0.000000,0.285431,-0.581449,0.761870,0.000000,-0.334780,0.681978,0.650253,0.000000,-2138300.208015,4355917.099015,4125480.164697,1],    "boundingVolume": {    "region": [2.027058,0.707803,2.027210,0.708031,0.000000,14.978487]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/1_1796006.b3dm"}}}