{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949167,-0.314772,0.000000,0.000000,0.175891,-0.530385,0.829310,0.000000,-0.260494,0.785497,0.561371,0.000000,-1663221.218577,5015299.579873,3560290.614722,1],    "boundingVolume": {    "region": [1.890944,0.595989,1.891081,0.596095,0.000000,8.530408]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/9_1360048.b3dm"}}}