{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858703,-0.512474,0.000000,0.000000,0.262160,-0.439275,0.859250,0.000000,-0.439566,0.736538,0.514095,0.000000,-2806096.679013,4701899.572611,3259903.829581,1],    "boundingVolume": {    "region": [2.108778,0.539890,2.108942,0.540015,0.000000,57.304366]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/3_216498.b3dm"}}}