{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897710,-0.440588,0.000000,0.000000,0.282912,-0.576441,0.766601,0.000000,-0.336817,0.686274,0.644657,0.000000,-2151260.230543,4383252.089934,4089875.306900,1],    "boundingVolume": {    "region": [2.026986,0.700539,2.027113,0.700608,0.000000,12.016305]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_857756.b3dm"}}}