{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949506,-0.313748,0.000000,0.000000,0.175462,-0.531008,0.829002,0.000000,-0.259549,0.785483,0.561828,0.000000,-1657190.275401,5015219.750784,3563194.603832,1],    "boundingVolume": {    "region": [1.889883,0.596583,1.889984,0.596605,0.000000,7.206938]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/7/9_1411757.b3dm"}}}