{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950267,-0.311437,0.000000,0.000000,0.173746,-0.530139,0.829919,0.000000,-0.257925,0.786990,0.560466,0.000000,-1646814.842036,5024813.524496,3554536.508548,1],    "boundingVolume": {    "region": [1.887452,0.594890,1.887551,0.595007,0.000000,8.821118]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_1452601.b3dm"}}}