{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950039,-0.312132,0.000000,0.000000,0.174583,-0.531378,0.828950,0.000000,-0.258196,0.785874,0.561905,0.000000,-1648553.455190,5017716.144283,3563683.105942,1],    "boundingVolume": {    "region": [1.888164,0.596583,1.888302,0.596791,0.000000,8.561692]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/4_1334032.b3dm"}}}