{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950166,-0.311744,0.000000,0.000000,0.174075,-0.530563,0.829579,0.000000,-0.258073,0.786581,0.560972,0.000000,-1647761.072169,5022212.319097,3557751.067352,1],    "boundingVolume": {    "region": [1.887775,0.595501,1.887874,0.595617,0.000000,8.820354]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1455871.b3dm"}}}