{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950149,-0.311796,0.000000,0.000000,0.174231,-0.530943,0.829303,0.000000,-0.258029,0.786303,0.561381,0.000000,-1647482.730102,5020444.788770,3560356.104825,1],    "boundingVolume": {    "region": [1.887810,0.595950,1.887948,0.596159,0.000000,8.798324]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1431057.b3dm"}}}