{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897888,-0.440223,0.000000,0.000000,0.284763,-0.580808,0.762609,0.000000,-0.334772,0.682808,0.649385,0.000000,-2138241.721025,4361204.869789,4119957.459233,1],    "boundingVolume": {    "region": [2.026577,0.706664,2.026709,0.706887,0.000000,7.811412]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/15_1823473.b3dm"}}}