{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897175,-0.441675,0.000000,0.000000,0.285371,-0.579673,0.763245,0.000000,-0.336159,0.682839,0.648636,0.000000,-2147092.004185,4361387.696583,4115190.505296,1],    "boundingVolume": {    "region": [2.028210,0.705756,2.028313,0.705825,0.000000,7.217138]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/20_1837155.b3dm"}}}