{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951160,-0.308697,0.000000,0.000000,0.115739,-0.356616,0.927054,0.000000,-0.285907,0.880940,0.377095,0.000000,-1824424.287702,5621435.167042,2390203.139533,1],    "boundingVolume": {    "region": [1.884537,0.386607,1.884701,0.386710,0.000000,63.286850]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/13_20015.b3dm"}}}