{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948997,-0.315284,0.000000,0.000000,0.175897,-0.529445,0.829909,0.000000,-0.261108,0.785929,0.560481,0.000000,-1667136.189993,5018040.591219,3554630.908615,1],    "boundingVolume": {    "region": [1.891505,0.594871,1.891600,0.595061,0.000000,16.329267]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/28_1178336.b3dm"}}}