{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949030,-0.315185,0.000000,0.000000,0.116262,-0.350068,0.929481,0.000000,-0.292690,0.881295,0.371014,0.000000,-1867676.311502,5623612.719426,2351622.099448,1],    "boundingVolume": {    "region": [1.891394,0.380043,1.891503,0.380159,0.000000,51.109123]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/23_2908.b3dm"}}}