{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950594,-0.310438,0.000000,0.000000,0.173494,-0.531257,0.829256,0.000000,-0.256891,0.786626,0.561451,0.000000,-1640214.653213,5022508.821664,3560797.754414,1],    "boundingVolume": {    "region": [1.886401,0.596089,1.886499,0.596188,0.000000,8.795990]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/1_1427010.b3dm"}}}