{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950600,-0.310418,0.000000,0.000000,0.173417,-0.531061,0.829398,0.000000,-0.256918,0.786767,0.561240,0.000000,-1640390.848614,5023408.219983,3559456.657199,1],    "boundingVolume": {    "region": [1.886371,0.595826,1.886487,0.595940,0.000000,8.820635]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1425702.b3dm"}}}