{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950237,-0.311527,0.000000,0.000000,0.174217,-0.531406,0.829009,0.000000,-0.257714,0.786095,0.561817,0.000000,-1645475.617097,5019127.504165,3563121.823384,1],    "boundingVolume": {    "region": [1.887520,0.596488,1.887672,0.596673,0.000000,8.770327]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1329618.b3dm"}}}