{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948993,-0.315297,0.000000,0.000000,0.116785,-0.351505,0.928873,0.000000,-0.292600,0.880678,0.372549,0.000000,-1867108.193682,5619693.393792,2361356.659686,1],    "boundingVolume": {    "region": [1.891497,0.381704,1.891635,0.381804,0.000000,7.190715]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/18_68860.b3dm"}}}