The block in which the above post is included has a merkle root of 57d58945d10bbda9001abae7e92b0fb9e1dd8643.
To find the winner we:

1. Convert the merkle root into base 10:
   57d58945d10bbda9001abae7e92b0fb9e1dd8643 = 501444213929486643185473362134246073891649586755.
2. Compute the residual after dividing by the number of tickets: 501444213929486643185473362134246073891649586755 mod 1491 = 217.
3. This is the winning ticket, held by @whatsup.

Congratulations!