{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896873,-0.442289,0.000000,0.000000,0.282319,-0.572486,0.769776,0.000000,-0.339529,0.688497,0.640853,0.000000,-2168546.800587,4397376.440112,4065675.202104,1],    "boundingVolume": {    "region": [2.028854,0.695552,2.029037,0.695665,0.000000,31.543337]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_455199.b3dm"}}}