{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897920,-0.440159,0.000000,0.000000,0.282569,-0.576438,0.766730,0.000000,-0.336546,0.686551,0.644503,0.000000,-2149528.446702,4385020.502196,4088896.682983,1],    "boundingVolume": {    "region": [2.026508,0.700338,2.026635,0.700407,0.000000,13.433541]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/4_852537.b3dm"}}}