Transaction not yet indexed

mfXXn45z71VDSiBdkJs2jthy3ZWu5JT6Lj4NNSUqtpowPHfUAxUrEzKL4JSUTpzwoSx4Q7pkyTRXDvfG5EBH544

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