{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948993,-0.315296,0.000000,0.000000,0.115651,-0.348093,0.930299,0.000000,-0.293053,0.882045,0.368938,0.000000,-1869986.868807,5628371.528425,2338452.616700,1],    "boundingVolume": {    "region": [1.891488,0.377798,1.891643,0.377935,0.000000,58.515774]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4.b3dm"}}}