{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950176,-0.311713,0.000000,0.000000,0.174063,-0.530587,0.829566,0.000000,-0.258043,0.786577,0.560990,0.000000,-1647567.967288,5022191.506636,3557869.080046,1],    "boundingVolume": {    "region": [1.887741,0.595523,1.887841,0.595640,0.000000,8.820354]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1456154.b3dm"}}}