{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950094,-0.311964,0.000000,0.000000,0.174448,-0.531286,0.829037,0.000000,-0.258085,0.786003,0.561775,0.000000,-1647842.685445,5018538.448643,3562859.380508,1],    "boundingVolume": {    "region": [1.887987,0.596426,1.888125,0.596635,0.000000,8.821155]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1398477.b3dm"}}}