{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894952,-0.446162,0.000000,0.000000,0.284162,-0.569998,0.770944,0.000000,-0.343026,0.688073,0.639444,0.000000,-2190866.075257,4394642.937824,4056715.345039,1],    "boundingVolume": {    "region": [2.033201,0.693713,2.033335,0.693837,0.000000,30.955235]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/6_980311.b3dm"}}}