{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950018,-0.312196,0.000000,0.000000,0.174261,-0.530279,0.829722,0.000000,-0.258491,0.786595,0.560759,0.000000,-1650431.177362,5022298.026752,3556401.265730,1],    "boundingVolume": {    "region": [1.888218,0.595237,1.888381,0.595368,0.000000,8.821017]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/12_1456800.b3dm"}}}