{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949990,-0.312281,0.000000,0.000000,0.174462,-0.530732,0.829389,0.000000,-0.258458,0.786254,0.561253,0.000000,-1650218.493882,5020130.611713,3559537.562294,1],    "boundingVolume": {    "region": [1.888304,0.595796,1.888475,0.596001,0.000000,18.488243]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1433812.b3dm"}}}