MGAB-V732: polar and period

From ZTF data. Porb=0.0630179(1) d. Two peaks of different amplitude (0.7 mag in total) per cycle. High and low states.

182945.843 +321553.39 (2000.0) Gaia_DR2_4592047847404739968 plx=0.604(0.684) dismod=11.1 pmra=0.601(0.956) pmdec=-8.950(1.727) G=20.339 BP=20.050 RP=19.879 182945.843 +321553.39 (2000.0) Gaia_EDR3_4592047847404739968 plx=1.292(0.293) dismod=9.4 pmra=-0.085(0.290) pmdec=-7.187(0.328) G=20.186 BP=19.935 RP=19.626