{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950149,-0.311797,0.000000,0.000000,0.174222,-0.530914,0.829323,0.000000,-0.258036,0.786322,0.561351,0.000000,-1647527.342423,5020569.566253,3560160.821371,1],    "boundingVolume": {    "region": [1.887811,0.595913,1.887949,0.596121,0.000000,8.779620]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1350759.b3dm"}}}