{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950428,-0.310946,0.000000,0.000000,0.173730,-0.531018,0.829360,0.000000,-0.257343,0.786588,0.561296,0.000000,-1643103.832217,5022266.227768,3559814.397517,1],    "boundingVolume": {    "region": [1.886934,0.595893,1.887034,0.596010,0.000000,8.702844]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/14_1426195.b3dm"}}}