{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950054,-0.312085,0.000000,0.000000,0.174039,-0.529815,0.830064,0.000000,-0.258507,0.786953,0.560249,0.000000,-1650529.597595,5024575.728485,3553158.688746,1],    "boundingVolume": {    "region": [1.888101,0.594621,1.888265,0.594752,0.000000,12.431430]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/8_1459385.b3dm"}}}