{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950154,-0.311781,0.000000,0.000000,0.174287,-0.531140,0.829165,0.000000,-0.257974,0.786175,0.561586,0.000000,-1647131.615706,5019632.972134,3561654.218755,1],    "boundingVolume": {    "region": [1.887795,0.596197,1.887933,0.596405,0.000000,8.780362]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1346973.b3dm"}}}