The most common and most likely answer to this crossword clue is the 11 letter word UNDERSIGNED
I've seen this crossword clue in The Times
U
N
D
E
R
S
I
G
N
E
D
Buddy explains!

The straight part
We know that "Like subscribers," is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case like subscribers, = undersigned.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does UNDERSIGNED mean?
UNDERSIGNED noun- The person or those people, mentioned in a document, whose names and signatures appear at the end
- (of a document) having signatures at the end or bottom
- (of a person) having signed at the end of a document