{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950375,-0.311107,0.000000,0.000000,0.174141,-0.531969,0.828664,0.000000,-0.257259,0.785878,0.562329,0.000000,-1642572.683501,5017752.080305,3566375.017350,1],    "boundingVolume": {    "region": [1.887105,0.597150,1.887203,0.597248,0.000000,8.815122]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_1385679.b3dm"}}}