{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950043,-0.312120,0.000000,0.000000,0.174516,-0.531199,0.829079,0.000000,-0.258227,0.786001,0.561713,0.000000,-1648747.730021,5018522.607449,3562465.622532,1],    "boundingVolume": {    "region": [1.888151,0.596351,1.888289,0.596560,0.000000,8.808884]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1398031.b3dm"}}}