{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858218,-0.513285,0.000000,0.000000,0.262602,-0.439073,0.859218,0.000000,-0.440245,0.736095,0.514149,0.000000,-2810431.623225,4699071.983231,3260244.280468,1],    "boundingVolume": {    "region": [2.109722,0.539952,2.109887,0.540077,0.000000,96.260641]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/4_129084.b3dm"}}}