{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948619,-0.316420,0.000000,0.000000,0.116243,-0.348494,0.930075,0.000000,-0.294027,0.881483,0.369509,0.000000,-1876199.122958,5624788.911191,2342069.608676,1],    "boundingVolume": {    "region": [1.892697,0.378445,1.892803,0.378515,0.000000,41.070690]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/14_13234.b3dm"}}}