{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949008,-0.315251,0.000000,0.000000,0.175948,-0.529661,0.829760,0.000000,-0.261033,0.785796,0.560702,0.000000,-1666661.771351,5017194.011229,3556038.621878,1],    "boundingVolume": {    "region": [1.891470,0.595138,1.891565,0.595329,0.000000,8.758130]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/30_1073373.b3dm"}}}