Transaction not yet indexed

ZMamdRAaoHm5DYEZpKCPQLNV3P9pmBkiPJC13syvM8RWCmRkoAaQc7uTL6WixQ2kNERnqGDhZ4esBe5RoBEEJY6

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