{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950072,-0.312032,0.000000,0.000000,0.174516,-0.531365,0.828972,0.000000,-0.258120,0.785923,0.561872,0.000000,-1648067.853095,5018027.244701,3563471.086713,1],    "boundingVolume": {    "region": [1.888058,0.596542,1.888196,0.596751,0.000000,8.673000]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1334387.b3dm"}}}