{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949740,-0.313040,0.000000,0.000000,0.175061,-0.531124,0.829012,0.000000,-0.258967,0.785686,0.561813,0.000000,-1653472.176065,5016517.427472,3563095.837705,1],    "boundingVolume": {    "region": [1.889103,0.596473,1.889274,0.596678,0.000000,7.010331]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/4_1334893.b3dm"}}}