{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949829,-0.312769,0.000000,0.000000,0.174846,-0.530980,0.829150,0.000000,-0.258786,0.785892,0.561608,0.000000,-1652315.765559,5017825.665124,3561798.671837,1],    "boundingVolume": {    "region": [1.888817,0.596226,1.888988,0.596431,0.000000,14.806080]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1401540.b3dm"}}}