{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871348,-0.490666,0.000000,0.000000,0.211869,-0.376248,0.901970,0.000000,-0.442009,0.784940,0.434163,0.000000,-2820971.672891,5009618.289776,2752348.175759,1],    "boundingVolume": {    "region": [2.083594,0.449068,2.083706,0.449149,0.000000,45.873444]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/3_225493.b3dm"}}}