{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949521,-0.313704,0.000000,0.000000,0.175071,-0.529906,0.829789,0.000000,-0.259762,0.786248,0.560659,0.000000,-1658541.481442,5020080.771601,3555762.970110,1],    "boundingVolume": {    "region": [1.889807,0.595048,1.889969,0.595314,0.000000,8.804776]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1369682.b3dm"}}}