{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950084,-0.311993,0.000000,0.000000,0.174501,-0.531391,0.828959,0.000000,-0.258084,0.785920,0.561892,0.000000,-1647838.537588,5018011.541298,3563598.388369,1],    "boundingVolume": {    "region": [1.888018,0.596566,1.888156,0.596775,0.000000,8.336264]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_1334178.b3dm"}}}