{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896893,-0.442248,0.000000,0.000000,0.282297,-0.572506,0.769769,0.000000,-0.339495,0.688506,0.640861,0.000000,-2168329.811634,4397435.420431,4065726.792992,1],    "boundingVolume": {    "region": [2.028809,0.695563,2.028992,0.695675,0.000000,31.543337]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_450945.b3dm"}}}