{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948986,-0.315318,0.000000,0.000000,0.175953,-0.529550,0.829830,0.000000,-0.261111,0.785844,0.560598,0.000000,-1667157.384909,5017502.532018,3555375.404660,1],    "boundingVolume": {    "region": [1.891541,0.595012,1.891635,0.595203,0.000000,8.815090]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/29_1075117.b3dm"}}}