{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950235,-0.311534,0.000000,0.000000,0.174269,-0.531552,0.828905,0.000000,-0.257687,0.785993,0.561972,0.000000,-1645303.336598,5018477.107496,3564110.687237,1],    "boundingVolume": {    "region": [1.887527,0.596676,1.887679,0.596861,0.000000,8.567674]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1327664.b3dm"}}}