{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950151,-0.311791,0.000000,0.000000,0.174229,-0.530945,0.829302,0.000000,-0.258024,0.786304,0.561382,0.000000,-1647453.511775,5020451.499502,3560360.134947,1],    "boundingVolume": {    "region": [1.887804,0.595951,1.887942,0.596159,0.000000,8.798324]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1431065.b3dm"}}}