{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894802,-0.446463,0.000000,0.000000,0.284499,-0.570193,0.770675,0.000000,-0.343137,0.687716,0.639768,0.000000,-2191580.953285,4392369.457047,4058777.010130,1],    "boundingVolume": {    "region": [2.033538,0.694134,2.033672,0.694259,0.000000,42.256117]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/9_983193.b3dm"}}}