Transaction not yet indexed

21Xk4MCbnf6rDLvvhryuUebaN3cNHD5C1JeoZ5h9Q5ApnxSWV1fZToZLSYgBekYkh3DGvk6AgczdrAgxJ5ZLyv1X

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