{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949055,-0.315109,0.000000,0.000000,0.176067,-0.530284,0.829337,0.000000,-0.260782,0.785430,0.561331,0.000000,-1665057.496189,5014872.629673,3560035.427826,1],    "boundingVolume": {    "region": [1.891299,0.595940,1.891437,0.596046,0.000000,14.029451]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1373876.b3dm"}}}