{"success":true,"data":{"mat_id":"agm017137959","formula":"Cs2NiBr4","summary":{"formula":"Cs2NiBr4","spg":139,"spg_symbol":"I4\/mmm","crystal_system":"tetragonal","point_group":"4\/mmm","nsites":7,"n_elements":3,"elements":["Cs","Ni","Br"]},"energy":{"e_above_hull":0.022157634,"e_form":-1.157675,"energy_corrected":-22.291964,"energy_total":-22.29196407},"electronic":{"band_gap_ind":0.4741,"band_gap_dir":0.4741,"dos_ef":0.4288097},"magnetic":{"total_mag":0.1576953},"structure":{"a":7.459521639898129,"b":7.45952164693595,"c":7.45952164364052,"alpha":115.89395746261256,"beta":115.8939574709646,"gamma":97.27236409582396,"volume":309.0241245411498,"n_sites":7},"meta":{"prototype_id":"AB2C4_34_spg121","decomposition":" CsNiBr3  CsBr ","run_timestamp":"2025-04-18 19:17:21"},"composition":{"Cs":2,"Ni":1,"Br":4}}}