I'm seeing MemoSq4gqABAXKb96qnH8TysNcWxMyWCqXgDLGmfcHr
referenced in solana cookbook and memo doc but also seeing another memo program Memo1UhkJRfHyvLMcVucJwxXeuD728EqVDDwQDxFMNo
used by others e.g Magic Eden. What are their differences and which one is recommended?
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1I'm guessing one is v1 and the other v2?– CactusCommented Aug 6, 2022 at 15:30
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1 Answer
Memo1UhkJRfHyvLMcVucJwxXeuD728EqVDDwQDxFMNo
is for v1 of the memo program.
MemoSq4gqABAXKb96qnH8TysNcWxMyWCqXgDLGmfcHr
is for the latest memo program.
You can see that in the source code for the memo program