{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871340,-0.490680,0.000000,0.000000,0.211844,-0.376189,0.902000,0.000000,-0.442036,0.784960,0.434099,0.000000,-2821149.304800,5009741.458657,2751944.613751,1],    "boundingVolume": {    "region": [2.083610,0.448998,2.083722,0.449078,0.000000,61.012005]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_223664.b3dm"}}}