{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950065,-0.312053,0.000000,0.000000,0.174411,-0.531005,0.829225,0.000000,-0.258217,0.786158,0.561497,0.000000,-1648687.206369,5019526.018855,3561088.974426,1],    "boundingVolume": {    "region": [1.888081,0.596089,1.888219,0.596298,0.000000,8.804839]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1432137.b3dm"}}}