{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950040,-0.312129,0.000000,0.000000,0.174579,-0.531373,0.828954,0.000000,-0.258195,0.785878,0.561899,0.000000,-1648547.974084,5017744.461797,3563646.019665,1],    "boundingVolume": {    "region": [1.888161,0.596575,1.888299,0.596784,0.000000,8.572178]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/4_1334088.b3dm"}}}