{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950924,-0.309423,0.000000,0.000000,0.172981,-0.531608,0.829138,0.000000,-0.256014,0.786787,0.561626,0.000000,-1634619.054213,5023540.115672,3561908.415222,1],    "boundingVolume": {    "region": [1.885310,0.596240,1.885455,0.596459,0.000000,8.679760]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/15_1324942.b3dm"}}}