Transaction not yet indexed

21b7CnDeSrZzePdSVKCS6uAFH8gqYBArG36CADYobiAc4egCEWGxAUmFN1BDiTwpfEkQFkd2JPP4AYo7i4x6NicR

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