{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950010,-0.312218,0.000000,0.000000,0.174625,-0.531345,0.828962,0.000000,-0.258272,0.785862,0.561887,0.000000,-1649034.940401,5017641.264240,3563566.554168,1],    "boundingVolume": {    "region": [1.888255,0.596560,1.888393,0.596769,0.000000,8.719579]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/4_1334226.b3dm"}}}