{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949848,-0.312711,0.000000,0.000000,0.174590,-0.530311,0.829631,0.000000,-0.258890,0.786368,0.560893,0.000000,-1652976.257386,5020853.020473,3557253.726385,1],    "boundingVolume": {    "region": [1.888760,0.595399,1.888924,0.595530,0.000000,8.803979]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/14_1355294.b3dm"}}}