{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950054,-0.312084,0.000000,0.000000,0.174262,-0.530492,0.829585,0.000000,-0.258356,0.786494,0.560962,0.000000,-1649570.765270,5021661.224737,3557690.755652,1],    "boundingVolume": {    "region": [1.888101,0.595482,1.888264,0.595613,0.000000,8.484931]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/14_1354378.b3dm"}}}