{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894981,-0.446103,0.000000,0.000000,0.284427,-0.570623,0.770383,0.000000,-0.342730,0.687591,0.640121,0.000000,-2188981.291959,4391577.079502,4061021.567108,1],    "boundingVolume": {    "region": [2.033136,0.694593,2.033270,0.694718,0.000000,65.962072]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/13_980146.b3dm"}}}