Transaction not yet indexed

PmM4mSFvi7K2HzAmcRK5MzVrG8PqUpT3g2YPyYSvuBbkoGWJFhQegtBCr9PbijvKWi4gFDFYLRWKC4dHmdNgvap

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