{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949872,-0.312639,0.000000,0.000000,0.174774,-0.531006,0.829148,0.000000,-0.258678,0.785926,0.561611,0.000000,-1651626.935169,5018041.646385,3561813.772586,1],    "boundingVolume": {    "region": [1.888681,0.596229,1.888852,0.596434,0.000000,20.275392]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1401658.b3dm"}}}