Transaction not yet indexed

21L3n6svFbH2UnNJD1jiGWsJEebBDFSGU2wwNtf1heQw3fYcJBH4AePxTqd9Q9bDZay7wtxbgrZf6f6jJxcoUNJ1

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