{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949172,-0.314759,0.000000,0.000000,0.175812,-0.530170,0.829463,0.000000,-0.260532,0.785647,0.561143,0.000000,-1663464.839465,5016256.107822,3558838.716326,1],    "boundingVolume": {    "region": [1.890931,0.595713,1.891068,0.595819,0.000000,14.938601]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_1364201.b3dm"}}}