{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949741,-0.313035,0.000000,0.000000,0.175083,-0.531196,0.828961,0.000000,-0.258947,0.785638,0.561888,0.000000,-1653347.442114,5016213.758000,3563577.963080,1],    "boundingVolume": {    "region": [1.889098,0.596564,1.889269,0.596769,0.000000,8.685025]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/5_1406571.b3dm"}}}