{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949099,-0.314978,0.000000,0.000000,0.176153,-0.530788,0.828996,0.000000,-0.260565,0.785140,0.561837,0.000000,-1663680.085334,5013031.668770,3563249.077401,1],    "boundingVolume": {    "region": [1.891180,0.596594,1.891281,0.596615,0.000000,11.195197]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/9_1419642.b3dm"}}}