{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950740,-0.309990,0.000000,0.000000,0.173392,-0.531794,0.828933,0.000000,-0.256419,0.786438,0.561930,0.000000,-1637209.374835,5021316.854161,3563840.071033,1],    "boundingVolume": {    "region": [1.885897,0.596632,1.886062,0.596801,0.000000,8.777975]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1324154.b3dm"}}}