{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950438,-0.310913,0.000000,0.000000,0.173894,-0.531581,0.828965,0.000000,-0.257192,0.786219,0.561883,0.000000,-1642145.126990,5019917.884241,3563542.012304,1],    "boundingVolume": {    "region": [1.886901,0.596611,1.886999,0.596709,0.000000,8.939408]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1328310.b3dm"}}}