{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950600,-0.310419,0.000000,0.000000,0.173419,-0.531064,0.829395,0.000000,-0.256919,0.786764,0.561244,0.000000,-1640391.861082,5023390.385606,3559481.194491,1],    "boundingVolume": {    "region": [1.886372,0.595831,1.886488,0.595945,0.000000,8.820635]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1425716.b3dm"}}}