{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950051,-0.312095,0.000000,0.000000,0.174545,-0.531333,0.828987,0.000000,-0.258177,0.785920,0.561850,0.000000,-1648432.839770,5018007.250166,3563331.360407,1],    "boundingVolume": {    "region": [1.888125,0.596516,1.888263,0.596724,0.000000,8.572178]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/4_1334645.b3dm"}}}