Transaction not yet indexed

21CmkZ1GAiybVqjF2nRdKTLrZ2nMXWncWNprAPMag17Y7EhxRofdJ8zs9GD4uGN2kZBrERjQDKorCeF6xXrhQuEE

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