{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857990,-0.513666,0.000000,0.000000,0.263240,-0.439696,0.858704,0.000000,-0.440305,0.735454,0.515012,0.000000,-2810825.020495,4694999.584691,3265730.620490,1],    "boundingVolume": {    "region": [2.110166,0.540960,2.110330,0.541085,0.000000,13.011500]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_465933.b3dm"}}}