{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950606,-0.310399,0.000000,0.000000,0.173399,-0.531039,0.829416,0.000000,-0.256908,0.786789,0.561214,0.000000,-1640326.424296,5023547.416388,3559291.010796,1],    "boundingVolume": {    "region": [1.886351,0.595795,1.886467,0.595909,0.000000,8.820635]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1425463.b3dm"}}}