{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951173,-0.308659,0.000000,0.000000,0.115744,-0.356680,0.927029,0.000000,-0.285864,0.880927,0.377159,0.000000,-1824148.094378,5621353.303977,2390603.735753,1],    "boundingVolume": {    "region": [1.884497,0.386675,1.884661,0.386778,0.000000,51.192080]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/14_28840.b3dm"}}}