{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948396,-0.317089,0.000000,0.000000,0.116339,-0.347964,0.930261,0.000000,-0.294708,0.881454,0.369035,0.000000,-1880543.434796,5624596.904581,2339064.843685,1],    "boundingVolume": {    "region": [1.893403,0.377931,1.893507,0.378010,0.000000,27.633260]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/14_17874.b3dm"}}}