{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943086,-0.332549,0.000000,0.000000,0.186550,-0.529041,0.827837,0.000000,-0.274713,0.779066,0.563551,0.000000,-1754021.992535,4974278.466100,3574143.042913,1],    "boundingVolume": {    "region": [1.909730,0.598629,1.909874,0.598727,0.000000,8.725601]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/9_657651.b3dm"}}}