{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896715,-0.442608,0.000000,0.000000,0.287493,-0.582456,0.760324,0.000000,-0.335569,0.679858,0.652063,0.000000,-2143359.778097,4342409.665529,4137000.578553,1],    "boundingVolume": {    "region": [2.029211,0.710251,2.029391,0.710355,0.000000,11.058678]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/7/15_1782341.b3dm"}}}