{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871246,-0.490847,0.000000,0.000000,0.211975,-0.376253,0.901942,0.000000,-0.442158,0.784824,0.434220,0.000000,-2821927.607646,5008879.978990,2752709.500974,1],    "boundingVolume": {    "region": [2.083802,0.449131,2.083914,0.449212,0.000000,73.163070]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_226574.b3dm"}}}