Transaction not yet indexed

AmnK9pR5RptwGAx76Yzrt7j9yNXmtzXM1bjUto5npRJncdkx25FhpEd4ZURniwqbrAcf1RZqB3zEfRqtNF7aM1i

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