{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949532,-0.313670,0.000000,0.000000,0.175052,-0.529911,0.829790,0.000000,-0.259734,0.786257,0.560658,0.000000,-1658364.783396,5020142.716070,3555757.963375,1],    "boundingVolume": {    "region": [1.889771,0.595047,1.889933,0.595313,0.000000,8.804776]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1369694.b3dm"}}}