{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949005,-0.315260,0.000000,0.000000,0.175936,-0.529607,0.829797,0.000000,-0.261053,0.785829,0.560647,0.000000,-1666784.784824,5017404.946884,3555685.711861,1],    "boundingVolume": {    "region": [1.891480,0.595071,1.891574,0.595262,0.000000,8.772595]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/29_1074137.b3dm"}}}