{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895830,-0.444397,0.000000,0.000000,0.284014,-0.572525,0.769123,0.000000,-0.340856,0.687108,0.641638,0.000000,-2177027.609499,4388522.852040,4070672.374023,1],    "boundingVolume": {    "region": [2.031243,0.696578,2.031352,0.696686,0.000000,15.660790]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/2_636991.b3dm"}}}