{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950072,-0.312031,0.000000,0.000000,0.174384,-0.530966,0.829256,0.000000,-0.258209,0.786194,0.561451,0.000000,-1648631.037601,5019752.252981,3560798.032374,1],    "boundingVolume": {    "region": [1.888057,0.596034,1.888195,0.596243,0.000000,8.771536]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/1_1431530.b3dm"}}}