Transaction not yet indexed

4E88bcUMbZuhkKf2B2XhfRmXPeZvxi9dS5X6VNbw1AQ4fCLCmWtSdpxP1MDtByNvmB8gVBh7P7UjC8UBGBty4FUM

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