Transaction not yet indexed

MamyoUGQUFALKV8HSFkSBS6PpUPfseRQReLNXPBMay1XWC8B6SgZpevyzwRjz7gtZ4XZBERZqdEjsUEtPLNZv77

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