Looks like you only got the signed message template, and put your address there with a random message.
Not to mention that you can't sign a message with the type of address you put above (P2SH).
Please, take a time to read and understand a little bit about Bitcoin addresses and signature:
https://en.bitcoin.it/wiki/Pay_to_script_hash
https://bitcointalksearch.org/topic/bitcoin-address-start-with-1-or-3-1064545
https://bitcointalksearch.org/topic/how-to-sign-a-message-990345
Thank you so much. Still learning.
-----BEGIN BITCOIN SIGNED MESSAGE-----
This is jhenzdelacruz of bitcointalk.org today is 07/25/2017
-----BEGIN BITCOIN SIGNATURE-----
Version: Bitcoin-qt (1.0)
Address: 199bXDKZLn2Er8xAJoAu9GUc6G9Z5VX5c4
ILWiNoPPdbHuZk5EmMqn7fvFepwlOQiukuOp9B4+HCU7U8QAbF76qdPlfV/iJvZfgtCuRlxXLt/pjnoefxXq1w4=
-----END BITCOIN SIGNATURE-----
Can someone verify if I'm done right this time,please?
Thank you so much.
Quoted as requested and archived for future use: http://archive.is/3u2Lw#selection-7531.0-7464.17