{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893970,-0.448128,0.000000,0.000000,0.288729,-0.575985,0.764772,0.000000,-0.341758,0.681772,0.646830,0.000000,-2182835.595343,4354535.498475,4103703.842339,1],    "boundingVolume": {    "region": [2.035384,0.703339,2.035549,0.703502,0.000000,20.217203]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_1870001.b3dm"}}}