{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950577,-0.310488,0.000000,0.000000,0.173642,-0.531614,0.828997,0.000000,-0.256851,0.786364,0.561836,0.000000,-1639965.967393,5020843.660693,3563243.292918,1],    "boundingVolume": {    "region": [1.886454,0.596554,1.886552,0.596653,0.000000,14.679444]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/6_1392464.b3dm"}}}