Nifty trade plan for tomorrow, Tuesday, 20th June

Nifty important support levels and trade plan for tomorrow, Tuesday, 20th June
If Nifty opens between 18775 and 18714, will prefer to go for a bearish trade after crossing 18714 level with a price action. Can go for a credit spread in this trade.
Buy 18800 22nd June Exp at Market Price
Sell 18700 CE 22nd Jun Exp at Market Price

Target 1 will be at Nifty spot 18632
Target 2 will be at Nifty spot 18576

*personal opinion, not at trade advice*