{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948980,-0.315338,0.000000,0.000000,0.116380,-0.350235,0.929404,0.000000,-0.292806,0.881174,0.371210,0.000000,-1868421.537630,5622842.463323,2352863.268294,1],    "boundingVolume": {    "region": [1.891555,0.380254,1.891663,0.380369,0.000000,7.857343]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/25_3689.b3dm"}}}