Transaction not yet indexed

5ffkxVcHRfi8MWcLxrucM3tVNknyqrqjMFVYSBBrM24nnnA2KBdjiMnqyRmYKu1dSi1sF8wYPT7QSwFjdmdJLPZZ

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