{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948986,-0.315319,0.000000,0.000000,0.176072,-0.529906,0.829577,0.000000,-0.261032,0.785602,0.560973,0.000000,-1666653.449322,5015966.600262,3557762.022097,1],    "boundingVolume": {    "region": [1.891521,0.595508,1.891658,0.595614,0.000000,8.694383]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_1070927.b3dm"}}}