{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950277,-0.311404,0.000000,0.000000,0.173715,-0.530106,0.829946,0.000000,-0.257907,0.787025,0.560425,0.000000,-1646696.931491,5025036.809020,3554277.222819,1],    "boundingVolume": {    "region": [1.887417,0.594840,1.887517,0.594957,0.000000,8.821118]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_1452192.b3dm"}}}