{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894781,-0.446505,0.000000,0.000000,0.284519,-0.570167,0.770687,0.000000,-0.343174,0.687710,0.639755,0.000000,-2191817.869219,4392331.674482,4058690.547411,1],    "boundingVolume": {    "region": [2.033585,0.694117,2.033718,0.694241,0.000000,56.210722]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/9_983573.b3dm"}}}