Transaction not yet indexed

5mb12Bm8pp6FpGFmUbXJfNcQqsiWgiuNfkTMiJBjhJen1f71dW1ZHXaGNiaAypiKwuWf8fZUtdcPhecN1RCAC9SQ

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