{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871207,-0.490916,0.000000,0.000000,0.212040,-0.376298,0.901908,0.000000,-0.442204,0.784759,0.434291,0.000000,-2822220.300913,5008465.369700,2753160.753131,1],    "boundingVolume": {    "region": [2.083881,0.449210,2.083994,0.449291,0.000000,126.557490]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/4_227477.b3dm"}}}