{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899367,-0.437195,0.000000,0.000000,0.282861,-0.581882,0.762498,0.000000,-0.332420,0.683833,0.649515,0.000000,-2123222.991058,4367750.262271,4120785.221740,1],    "boundingVolume": {    "region": [2.023186,0.706892,2.023360,0.707001,0.000000,14.481116]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/13_1800604.b3dm"}}}