Transaction not yet indexed

4Mp78TdZ1isNuXppVpm2MSVX8giX3Ck8i6ZDE6sTrdkNa7dPx7tDYme4mznuwfzRwVXXQT5vHoaHKP7dYyHkGyoz

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