{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948893,-0.315598,0.000000,0.000000,0.176468,-0.530579,0.829062,0.000000,-0.261099,0.785034,0.561738,0.000000,-1667086.118740,5012348.686355,3562622.145749,1],    "boundingVolume": {    "region": [1.891814,0.596432,1.891952,0.596538,0.000000,8.756069]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1114421.b3dm"}}}