{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949734,-0.313059,0.000000,0.000000,0.174993,-0.530882,0.829182,0.000000,-0.259036,0.785843,0.561561,0.000000,-1653912.891379,5017513.367598,3561499.360700,1],    "boundingVolume": {    "region": [1.889132,0.596187,1.889285,0.596356,0.000000,18.428142]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/5_1439869.b3dm"}}}