{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948249,-0.317528,0.000000,0.000000,0.116610,-0.348238,0.930125,0.000000,-0.295072,0.881187,0.369381,0.000000,-1882867.200405,5622899.028873,2341261.756309,1],    "boundingVolume": {    "region": [1.893865,0.378304,1.893970,0.378382,0.000000,11.288462]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/19_13753.b3dm"}}}