{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951170,-0.308669,0.000000,0.000000,0.115767,-0.356738,0.927004,0.000000,-0.285865,0.880900,0.377220,0.000000,-1824158.042093,5621181.961189,2390996.362148,1],    "boundingVolume": {    "region": [1.884508,0.386742,1.884671,0.386845,0.000000,43.798470]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/15_32920.b3dm"}}}