{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950264,-0.311444,0.000000,0.000000,0.173891,-0.530570,0.829613,0.000000,-0.257835,0.786695,0.560921,0.000000,-1646242.154444,5022940.878611,3557427.860666,1],    "boundingVolume": {    "region": [1.887459,0.595439,1.887558,0.595556,0.000000,8.813120]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_1455340.b3dm"}}}