{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948657,-0.316305,0.000000,0.000000,0.176499,-0.529354,0.829839,0.000000,-0.261931,0.785580,0.560585,0.000000,-1672394.078148,5015816.851525,3555295.048672,1],    "boundingVolume": {    "region": [1.892581,0.594981,1.892677,0.595204,0.000000,8.816332]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1183512.b3dm"}}}