{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949112,-0.314939,0.000000,0.000000,0.176128,-0.530786,0.829003,0.000000,-0.260534,0.785158,0.561827,0.000000,-1663482.707993,5013142.320953,3563185.977005,1],    "boundingVolume": {    "region": [1.891138,0.596582,1.891239,0.596603,0.000000,7.709373]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/9_1418694.b3dm"}}}