Query:
/api/maass_rigor/?_offset=0
{'conrey_index': 1, 'fricke_eigenvalue': -1, 'id': 4196, 'level': 15, 'maass_index': '1', 'maass_label': '15.0.1.3.1', 'nspec': 3, 'spectral_error': {'__RealLiteral__': 0, 'data': '0.00000000000571961077268758402714077249129', 'prec': 143}, 'spectral_parameter': {'__RealLiteral__': 0, 'data': '2.23047412064561808730126364629', 'prec': 103}, 'symmetry': 1, 'weight': 0}