{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897721,-0.440564,0.000000,0.000000,0.282888,-0.576431,0.766617,0.000000,-0.336806,0.686298,0.644637,0.000000,-2151188.902094,4383403.371934,4089751.520541,1],    "boundingVolume": {    "region": [2.026959,0.700514,2.027086,0.700583,0.000000,36.867357]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_857275.b3dm"}}}