{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952858,-0.303418,0.000000,0.000000,0.113649,-0.356905,0.927201,0.000000,-0.281063,0.882654,0.376730,0.000000,-1793511.911499,5632363.321765,2387886.388800,1],    "boundingVolume": {    "region": [1.878988,0.386213,1.879161,0.386315,0.000000,19.660774]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/15_34327.b3dm"}}}