{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950164,-0.311750,0.000000,0.000000,0.174081,-0.530570,0.829573,0.000000,-0.258076,0.786574,0.560980,0.000000,-1647778.556253,5022168.243171,3557804.825331,1],    "boundingVolume": {    "region": [1.887781,0.595511,1.887880,0.595628,0.000000,8.820354]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1455995.b3dm"}}}