{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894804,-0.446458,0.000000,0.000000,0.284486,-0.570176,0.770693,0.000000,-0.343141,0.687734,0.639747,0.000000,-2191605.847065,4392480.240426,4058644.568579,1],    "boundingVolume": {    "region": [2.033533,0.694107,2.033666,0.694232,0.000000,56.210722]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/9_1167421.b3dm"}}}