{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897729,-0.440548,0.000000,0.000000,0.282896,-0.576474,0.766581,0.000000,-0.336778,0.686272,0.644680,0.000000,-2151009.647770,4383236.530038,4090022.784310,1],    "boundingVolume": {    "region": [2.026942,0.700570,2.027068,0.700639,0.000000,50.720461]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_858225.b3dm"}}}