{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950202,-0.311634,0.000000,0.000000,0.174266,-0.531355,0.829032,0.000000,-0.257810,0.786087,0.561784,0.000000,-1646084.496556,5019077.174957,3562912.883352,1],    "boundingVolume": {    "region": [1.887632,0.596448,1.887784,0.596633,0.000000,8.785472]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1398557.b3dm"}}}