Transaction not yet indexed

mXpS4kmio7cCuDRYSjyJLZBXJMfAQUngTpwJAdWrPYkWEw9u8SaXdRG4Q5CXb2dfR2AeBgSk2bi2SiNMLzRn9m1

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