{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949087,-0.315014,0.000000,0.000000,0.176176,-0.530790,0.828990,0.000000,-0.260593,0.785125,0.561846,0.000000,-1663856.706702,5012931.355456,3563307.341876,1],    "boundingVolume": {    "region": [1.891217,0.596605,1.891319,0.596626,0.000000,11.992885]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/10_1420670.b3dm"}}}