{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950579,-0.310484,0.000000,0.000000,0.173780,-0.532045,0.828691,0.000000,-0.256752,0.786072,0.562289,0.000000,-1639332.086547,5018990.953675,3566124.490815,1],    "boundingVolume": {    "region": [1.886449,0.597102,1.886547,0.597201,0.000000,8.691090]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/12_1384216.b3dm"}}}