{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950603,-0.310408,0.000000,0.000000,0.173397,-0.531017,0.829430,0.000000,-0.256920,0.786800,0.561192,0.000000,-1640403.465328,5023619.634253,3559154.494134,1],    "boundingVolume": {    "region": [1.886361,0.595769,1.886477,0.595883,0.000000,8.818112]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1425159.b3dm"}}}