{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949334,-0.314269,0.000000,0.000000,0.175754,-0.530911,0.829002,0.000000,-0.259980,0.785340,0.561828,0.000000,-1659944.439679,5014308.773689,3563194.706534,1],    "boundingVolume": {    "region": [1.890432,0.596583,1.890534,0.596605,0.000000,8.700919]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/9_1418815.b3dm"}}}