{"success":true,"data":{"mat_id":"agm002931872","formula":"K2MgNb2","summary":{"formula":"K2MgNb2","spg":139,"spg_symbol":"I4\/mmm","crystal_system":"tetragonal","point_group":"4\/mmm","nsites":5,"n_elements":3,"elements":["Mg","Nb","K"]},"energy":{"e_above_hull":0.7543395,"e_form":0.7543395,"energy_corrected":-20.166779,"energy_total":-20.16677853},"electronic":{"band_gap_ind":0,"band_gap_dir":0,"dos_ef":5.2266154},"magnetic":{"total_mag":6.0e-7},"structure":{"a":3.68709541,"b":3.68709541,"c":13.188773461038151,"alpha":81.96479206031658,"beta":81.96479206031658,"gamma":90,"volume":175.7588802903862,"n_sites":5},"meta":{"prototype_id":"AB2C2_168_spg139","decomposition":" K  Mg  Nb ","run_timestamp":"2016-12-08 13:06:11"},"composition":{"Mg":1,"Nb":2,"K":2}}}