{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949974,-0.312330,0.000000,0.000000,0.174490,-0.530723,0.829390,0.000000,-0.258498,0.786241,0.561253,0.000000,-1650477.515491,5020045.931093,3559536.900486,1],    "boundingVolume": {    "region": [1.888355,0.595796,1.888527,0.596001,0.000000,18.488243]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1433808.b3dm"}}}