{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950913,-0.309459,0.000000,0.000000,0.116563,-0.358179,0.926348,0.000000,-0.286392,0.880032,0.378844,0.000000,-1827525.932892,5615666.112413,2401294.087271,1],    "boundingVolume": {    "region": [1.885361,0.388482,1.885480,0.388611,0.000000,17.402800]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/15_58003.b3dm"}}}