Transaction not yet indexed

21Un8NymC5bvLcHKLpu1uqFfeDBzQV1DuRLVnU3wzJ72AnQBvL3X8A1gU6ga5pNZu8cMPxNWdVpfuFjSFp5j14Mu

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