{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950337,-0.311222,0.000000,0.000000,0.174193,-0.531911,0.828691,0.000000,-0.257362,0.785873,0.562289,0.000000,-1643228.906350,5017715.588771,3566125.732347,1],    "boundingVolume": {    "region": [1.887226,0.597102,1.887323,0.597201,0.000000,8.791994]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/12_1385595.b3dm"}}}