{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950231,-0.311547,0.000000,0.000000,0.174122,-0.531078,0.829240,0.000000,-0.257803,0.786310,0.561475,0.000000,-1646042.775482,5020491.729916,3560951.866336,1],    "boundingVolume": {    "region": [1.887548,0.596063,1.887686,0.596272,0.000000,8.816515]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/0/2_1431794.b3dm"}}}