{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948884,-0.315625,0.000000,0.000000,0.176473,-0.530542,0.829085,0.000000,-0.261128,0.785048,0.561705,0.000000,-1667273.594568,5012438.841065,3562409.001605,1],    "boundingVolume": {    "region": [1.891843,0.596391,1.891980,0.596498,0.000000,8.818306]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_1113776.b3dm"}}}