{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949267,-0.314470,0.000000,0.000000,0.175870,-0.530887,0.828992,0.000000,-0.260144,0.785276,0.561842,0.000000,-1660987.489203,5013900.365833,3563282.754811,1],    "boundingVolume": {    "region": [1.890644,0.596600,1.890745,0.596622,0.000000,8.037724]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/10_1337296.b3dm"}}}