{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952030,-0.306004,0.000000,0.000000,0.114560,-0.356416,0.927278,0.000000,-0.283482,0.881961,0.376541,0.000000,-1808944.787888,5627939.880748,2386682.459856,1],    "boundingVolume": {    "region": [1.881709,0.386025,1.881869,0.386094,0.000000,21.289920]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/13.b3dm"}}}