Try replacing the space between "PM" and "Hi" with a line break:
Confirmed, that works. Here's the brainwallet verification page for that message.
Code:
Address:
1SM233nsF64zT3zqgPURXmV87t55ZKBia
Message:
Today May 13, 2019 at 08:00:14 PM Hi, This is SM23031997
Signature:
HPhSXjVIuHe1qGn9m2HcVLhRgCYZiE403WdO4lkwUzPDesYEdddZABS1hmDBIY0vzG0SpjRNQYOtHJ8fZqbJOK0=
1SM233nsF64zT3zqgPURXmV87t55ZKBia
Message:
Today May 13, 2019 at 08:00:14 PM Hi, This is SM23031997
Signature:
HPhSXjVIuHe1qGn9m2HcVLhRgCYZiE403WdO4lkwUzPDesYEdddZABS1hmDBIY0vzG0SpjRNQYOtHJ8fZqbJOK0=
Finally
@SM23031997, looks like you have plenty of offers to fill your loan.