{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951179,-0.308640,0.000000,0.000000,0.115702,-0.356575,0.927074,0.000000,-0.285861,0.880977,0.377046,0.000000,-1824125.656716,5621667.637428,2389886.426776,1],    "boundingVolume": {    "region": [1.884477,0.386553,1.884641,0.386656,0.000000,51.767940]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/13_12780.b3dm"}}}