{"success":true,"data":{"mat_id":"agm002934852","formula":"Na2Si2Sb","summary":{"formula":"Na2Si2Sb","spg":139,"spg_symbol":"I4\/mmm","crystal_system":"tetragonal","point_group":"4\/mmm","nsites":5,"n_elements":3,"elements":["Sb","Si","Na"]},"energy":{"e_above_hull":0.48094782,"e_form":0.24201688,"energy_corrected":-16.396412,"energy_total":-16.39641243},"electronic":{"band_gap_ind":0,"band_gap_dir":0,"dos_ef":2.4182155},"magnetic":{"total_mag":0},"structure":{"a":4.33722836,"b":4.33722836,"c":6.963744265505436,"alpha":71.85547641763074,"beta":71.85547641763074,"gamma":90,"volume":117.61049457065032,"n_sites":5},"meta":{"prototype_id":"AB2C2_5_spg139","decomposition":" Na3Sb  Si  NaSb ","run_timestamp":"2016-12-10 01:29:42"},"composition":{"Sb":1,"Si":2,"Na":2}}}