{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897937,-0.440124,0.000000,0.000000,0.282540,-0.576435,0.766742,0.000000,-0.336525,0.686575,0.644488,0.000000,-2149395.941320,4385172.070045,4088804.412157,1],    "boundingVolume": {    "region": [2.026470,0.700319,2.026597,0.700388,0.000000,14.472785]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/3_852226.b3dm"}}}