{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950607,-0.310396,0.000000,0.000000,0.173403,-0.531056,0.829404,0.000000,-0.256902,0.786779,0.561231,0.000000,-1640289.448773,5023482.711703,3559398.646954,1],    "boundingVolume": {    "region": [1.886349,0.595815,1.886464,0.595929,0.000000,8.820635]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1425644.b3dm"}}}