{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949141,-0.314852,0.000000,0.000000,0.116061,-0.349871,0.929581,0.000000,-0.292412,0.881493,0.370763,0.000000,-1865903.511042,5624872.043432,2350027.749521,1],    "boundingVolume": {    "region": [1.891043,0.379773,1.891152,0.379888,0.000000,65.052760]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/20_76805.b3dm"}}}