Transaction not yet indexed

M3ExjDR3qVFRrZXAdrwuTymPcx7MTuBbwL3A8W8eoptN2UbG4uw4GniBQLwuSFUcybYtAsSxgvoCLARXPfFwov6

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