{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897897,-0.440205,0.000000,0.000000,0.284753,-0.580816,0.762606,0.000000,-0.334758,0.682813,0.649388,0.000000,-2138149.571023,4361233.294318,4119975.075877,1],    "boundingVolume": {    "region": [2.026558,0.706667,2.026690,0.706890,0.000000,7.811412]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/15_1823490.b3dm"}}}