{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949732,-0.313064,0.000000,0.000000,0.174966,-0.530788,0.829247,0.000000,-0.259061,0.785905,0.561464,0.000000,-1654069.784392,5017905.101578,3560878.722155,1],    "boundingVolume": {    "region": [1.889137,0.596069,1.889290,0.596238,0.000000,12.781498]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1434983.b3dm"}}}