{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949416,-0.314020,0.000000,0.000000,0.175473,-0.530529,0.829306,0.000000,-0.259871,0.785699,0.561377,0.000000,-1659242.823048,5016591.899578,3560326.000270,1],    "boundingVolume": {    "region": [1.890172,0.596008,1.890270,0.596089,0.000000,9.794685]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/9_1359896.b3dm"}}}