{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949090,-0.315004,0.000000,0.000000,0.116046,-0.349642,0.929669,0.000000,-0.292581,0.881531,0.370539,0.000000,-1866977.623747,5625111.974237,2348609.499616,1],    "boundingVolume": {    "region": [1.891203,0.379532,1.891311,0.379647,0.000000,52.365640]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/18_7604.b3dm"}}}