{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950652,-0.310258,0.000000,0.000000,0.173225,-0.530773,0.829622,0.000000,-0.256856,0.787025,0.560907,0.000000,-1639990.694291,5025050.021822,3557337.266795,1],    "boundingVolume": {    "region": [1.886203,0.595423,1.886318,0.595538,0.000000,8.093703]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_1344618.b3dm"}}}