{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949829,-0.312770,0.000000,0.000000,0.174902,-0.531147,0.829031,0.000000,-0.258750,0.785778,0.561784,0.000000,-1652085.959001,5017102.101544,3562916.834468,1],    "boundingVolume": {    "region": [1.888819,0.596439,1.888990,0.596644,0.000000,8.666334]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/4_1404920.b3dm"}}}