Wes Montgomery's "West Coast Blues" is a jam session favorite. It is a mostly conventional 24-bar blues. The last time, there is a 9-bar tag you can add.
The challenge of this tune is to make it swing. The head has several pick-ups that are done as triplets. It is important to get these in the right time and feel. The pitches aren't as important as the inflection.
In the head, the most characteristic feature is the repetition of the pattern of quarter notes on beats 1 & 2. You find this in measures 1, 3, 5, 9, 11, 13, 15, 21, and 23. These should all be scooped and emphasized over the other notes in the head.
In your improvisation, you can echo those characteristics (heavy quarter notes on 1 & 2, and the triplet pick-ups