{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951288,-0.308303,0.000000,0.000000,0.115593,-0.356670,0.927051,0.000000,-0.285541,0.881056,0.377103,0.000000,-1822089.411455,5622172.817715,2390248.915211,1],    "boundingVolume": {    "region": [1.884123,0.386614,1.884287,0.386717,0.000000,25.256428]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/13_21999.b3dm"}}}