{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948589,-0.316511,0.000000,0.000000,0.176622,-0.529341,0.829821,0.000000,-0.262096,0.785507,0.560611,0.000000,-1673444.288161,5015348.127701,3555461.002901,1],    "boundingVolume": {    "region": [1.892797,0.595012,1.892893,0.595235,0.000000,8.798298]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/13_1183744.b3dm"}}}