{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871230,-0.490875,0.000000,0.000000,0.211990,-0.376252,0.901939,0.000000,-0.442182,0.784808,0.434226,0.000000,-2822078.918777,5008772.767122,2752749.195655,1],    "boundingVolume": {    "region": [2.083834,0.449138,2.083946,0.449219,0.000000,41.920247]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_226710.b3dm"}}}