{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949181,-0.314730,0.000000,0.000000,0.175770,-0.530098,0.829519,0.000000,-0.260526,0.785708,0.561061,0.000000,-1663421.635554,5016643.385410,3558316.494513,1],    "boundingVolume": {    "region": [1.890900,0.595613,1.891037,0.595720,0.000000,107.757020]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/6_1365977.b3dm"}}}