{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949140,-0.314853,0.000000,0.000000,0.116071,-0.349901,0.929568,0.000000,-0.292409,0.881481,0.370794,0.000000,-1865881.894459,5624795.175165,2350227.543336,1],    "boundingVolume": {    "region": [1.891044,0.379807,1.891152,0.379922,0.000000,70.700160]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/20_77324.b3dm"}}}