{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949128,-0.314890,0.000000,0.000000,0.175874,-0.530112,0.829487,0.000000,-0.260648,0.785634,0.561107,0.000000,-1664203.514319,5016171.956164,3558613.493042,1],    "boundingVolume": {    "region": [1.891068,0.595670,1.891206,0.595776,0.000000,8.797547]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/6_1365157.b3dm"}}}