{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950232,-0.311542,0.000000,0.000000,0.174335,-0.531737,0.828772,0.000000,-0.257652,0.785864,0.562169,0.000000,-1645081.594122,5017656.185515,3565360.213618,1],    "boundingVolume": {    "region": [1.887536,0.596913,1.887687,0.597099,0.000000,6.237083]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/6_1326569.b3dm"}}}