Transaction not yet indexed

5t99yaTvLFsqcfjAmJW3qh4Mh6pffyGNBuzvWQdGQoAsGaa1nN3W34eeu9qzNuPw47uK7oP1zzKVvbZShamfkUG6

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.