Transaction not yet indexed

53m8S7AvkcNGfnhHFqFbdGArvf9JHQfeFqsLy9r2uvPCYi3cSNmDvcuYCRuiDVCaADHX5CrGAkQgu6NJsNMV7sW2

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