{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858166,-0.513373,0.000000,0.000000,0.262588,-0.438947,0.859286,0.000000,-0.440356,0.736109,0.514034,0.000000,-2811138.731665,4699160.122975,3259512.464559,1],    "boundingVolume": {    "region": [2.109825,0.539818,2.109989,0.539943,0.000000,13.966131]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/3_40548.b3dm"}}}