{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896375,-0.443296,0.000000,0.000000,0.283647,-0.573555,0.768492,0.000000,-0.339730,0.686958,0.642396,0.000000,-2169841.541423,4387574.851365,4075495.726118,1],    "boundingVolume": {    "region": [2.030002,0.697561,2.030135,0.697680,0.000000,55.290609]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/0/0_531032.b3dm"}}}