{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896151,-0.443749,0.000000,0.000000,0.288227,-0.582074,0.760339,0.000000,-0.336441,0.679443,0.652047,0.000000,-2148927.971955,4339758.422053,4136894.722000,1],    "boundingVolume": {    "region": [2.030485,0.710229,2.030664,0.710333,0.000000,35.099684]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/15_1785218.b3dm"}}}