{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949095,-0.314990,0.000000,0.000000,0.175986,-0.530264,0.829367,0.000000,-0.260693,0.785491,0.561286,0.000000,-1664490.223562,5015263.705032,3559751.688583,1],    "boundingVolume": {    "region": [1.891174,0.595886,1.891311,0.595993,0.000000,13.459489]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/8_1374356.b3dm"}}}