Transaction not yet indexed

321MCFNucKeJQ1bMcc6UNFa7D2faGQnwXNm9VCidsbqC3TpCfNiAtGJq2SE1p4vpeE7ERzMgnedFSrAQKQaDpYrV

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