{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950218,-0.311585,0.000000,0.000000,0.173889,-0.530296,0.829788,0.000000,-0.258007,0.786824,0.560660,0.000000,-1647338.938778,5023762.391531,3555770.883174,1],    "boundingVolume": {    "region": [1.887608,0.595124,1.887707,0.595241,0.000000,8.815537]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_1453917.b3dm"}}}