{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858093,-0.513495,0.000000,0.000000,0.263156,-0.439756,0.858699,0.000000,-0.440156,0.735538,0.515021,0.000000,-2809871.341895,4695533.063741,3265783.952345,1],    "boundingVolume": {    "region": [2.109966,0.540969,2.110131,0.541095,0.000000,18.202966]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_466665.b3dm"}}}