{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949394,-0.314088,0.000000,0.000000,0.175504,-0.530498,0.829319,0.000000,-0.259931,0.785693,0.561357,0.000000,-1659623.915120,5016554.446549,3560201.982693,1],    "boundingVolume": {    "region": [1.890242,0.595984,1.890341,0.596066,0.000000,20.270478]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/9_1360312.b3dm"}}}