{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949404,-0.314057,0.000000,0.000000,0.175639,-0.530963,0.828993,0.000000,-0.259802,0.785390,0.561841,0.000000,-1658807.092077,5014626.672656,3563276.438485,1],    "boundingVolume": {    "region": [1.890209,0.596599,1.890310,0.596620,0.000000,9.098496]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/10/9_1412200.b3dm"}}}