{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857774,-0.514027,0.000000,0.000000,0.263048,-0.438957,0.859140,0.000000,-0.440841,0.735647,0.514279,0.000000,-2814237.944283,4696214.763114,3261072.137772,1],    "boundingVolume": {    "region": [2.110587,0.540104,2.110751,0.540229,0.000000,45.528366]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/5_370618.b3dm"}}}