{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898026,-0.439943,0.000000,0.000000,0.284484,-0.580699,0.762796,0.000000,-0.334642,0.683082,0.649164,0.000000,-2137409.492228,4362947.202133,4118553.793499,1],    "boundingVolume": {    "region": [2.026265,0.706374,2.026398,0.706596,0.000000,14.750412]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1821984.b3dm"}}}