{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950532,-0.310627,0.000000,0.000000,0.173311,-0.530340,0.829881,0.000000,-0.257242,0.787173,0.560522,0.000000,-1642453.502385,5025986.693225,3554893.391209,1],    "boundingVolume": {    "region": [1.886557,0.594943,1.886740,0.595089,0.000000,8.794159]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/14_1449412.b3dm"}}}