{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894741,-0.446585,0.000000,0.000000,0.284571,-0.570144,0.770684,0.000000,-0.343235,0.687678,0.639757,0.000000,-2192204.035056,4392122.990640,4058707.705078,1],    "boundingVolume": {    "region": [2.033674,0.694120,2.033808,0.694245,0.000000,88.955427]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/9_1167445.b3dm"}}}