{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949311,-0.314340,0.000000,0.000000,0.175542,-0.530140,0.829540,0.000000,-0.260209,0.785835,0.561029,0.000000,-1661401.303242,5017454.978962,3558117.404108,1],    "boundingVolume": {    "region": [1.890489,0.595575,1.890626,0.595682,0.000000,8.789943]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/5_1366331.b3dm"}}}