{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896783,-0.442470,0.000000,0.000000,0.287309,-0.582306,0.760508,0.000000,-0.335547,0.680075,0.651848,0.000000,-2143216.222024,4343792.517380,4135632.202191,1],    "boundingVolume": {    "region": [2.029058,0.709967,2.029238,0.710072,0.000000,7.383020]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/6/12_1781617.b3dm"}}}