{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949873,-0.312637,0.000000,0.000000,0.174649,-0.530630,0.829415,0.000000,-0.258760,0.786182,0.561214,0.000000,-1652151.398294,5019669.054685,3559293.489181,1],    "boundingVolume": {    "region": [1.888688,0.595768,1.888841,0.595936,0.000000,16.978513]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1352470.b3dm"}}}