{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950567,-0.310518,0.000000,0.000000,0.173645,-0.531566,0.829026,0.000000,-0.256885,0.786384,0.561792,0.000000,-1640182.631474,5020972.830729,3562963.431368,1],    "boundingVolume": {    "region": [1.886486,0.596501,1.886583,0.596599,0.000000,7.842376]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/5_1330063.b3dm"}}}