{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949047,-0.315134,0.000000,0.000000,0.175697,-0.529123,0.830157,0.000000,-0.261062,0.786207,0.560112,0.000000,-1666843.063387,5019809.471490,3552285.847319,1],    "boundingVolume": {    "region": [1.891347,0.594425,1.891442,0.594616,0.000000,13.112033]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/26_1382583.b3dm"}}}