{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951154,-0.308717,0.000000,0.000000,0.115788,-0.356741,0.927000,0.000000,-0.285909,0.880882,0.377231,0.000000,-1824434.481686,5621064.495000,2391061.162701,1],    "boundingVolume": {    "region": [1.884558,0.386753,1.884722,0.386856,0.000000,47.946640]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/15_33021.b3dm"}}}