{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898778,-0.438404,0.000000,0.000000,0.283219,-0.580630,0.763319,0.000000,-0.333702,0.684126,0.648548,0.000000,-2131399.013075,4369606.794608,4114633.062051,1],    "boundingVolume": {    "region": [2.024536,0.705616,2.024701,0.705735,0.000000,17.268650]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1832937.b3dm"}}}