{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896346,-0.443355,0.000000,0.000000,0.283773,-0.573714,0.768327,0.000000,-0.339702,0.686786,0.642594,0.000000,-2169664.838458,4386485.051024,4076754.229281,1],    "boundingVolume": {    "region": [2.030068,0.697820,2.030201,0.697939,0.000000,42.240179]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_534223.b3dm"}}}