{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950616,-0.310369,0.000000,0.000000,0.173395,-0.531086,0.829387,0.000000,-0.256874,0.786770,0.561257,0.000000,-1640108.187321,5023423.625095,3559564.442543,1],    "boundingVolume": {    "region": [1.886319,0.595847,1.886435,0.595961,0.000000,8.820635]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1425800.b3dm"}}}