{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950824,-0.309733,0.000000,0.000000,0.173317,-0.532052,0.828783,0.000000,-0.256160,0.786363,0.562152,0.000000,-1635553.166384,5020847.770745,3565251.635028,1],    "boundingVolume": {    "region": [1.885626,0.596901,1.885791,0.597070,0.000000,8.571528]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/4_1323454.b3dm"}}}