{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950098,-0.311951,0.000000,0.000000,0.174501,-0.531472,0.828907,0.000000,-0.258033,0.785882,0.561969,0.000000,-1647512.426220,5017768.393362,3564088.210827,1],    "boundingVolume": {    "region": [1.887973,0.596660,1.888111,0.596868,0.000000,8.797404]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/5_1400168.b3dm"}}}