{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871241,-0.490855,0.000000,0.000000,0.212031,-0.376343,0.901892,0.000000,-0.442141,0.784776,0.434325,0.000000,-2821817.793078,5008571.060127,2753379.573645,1],    "boundingVolume": {    "region": [2.083811,0.449249,2.083924,0.449329,0.000000,63.015130]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/5_227728.b3dm"}}}