{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949018,-0.315223,0.000000,0.000000,0.175784,-0.529219,0.830077,0.000000,-0.261111,0.786106,0.560231,0.000000,-1667152.264777,5019167.646471,3553042.484851,1],    "boundingVolume": {    "region": [1.891441,0.594569,1.891535,0.594760,0.000000,15.631643]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/26_1212632.b3dm"}}}