Transaction not yet indexed

MR6KquJa8jVsiJWJkiPH7zmnEz2UJxCCXcMth1RNJXsYTTPkzMQVMj9eUxWYn4cguHNnFGPLMguQeUCSmbWFhjg

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