{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950270,-0.311427,0.000000,0.000000,0.173730,-0.530108,0.829942,0.000000,-0.257924,0.787015,0.560431,0.000000,-1646809.259868,5024972.586257,3554315.717211,1],    "boundingVolume": {    "region": [1.887441,0.594848,1.887541,0.594965,0.000000,8.821118]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_1452258.b3dm"}}}