Transaction not yet indexed

21Y6EQQnNHDrypGsr3xuPi5JKn9dLfU8NMJGcsky3MYXsSTqsTbVUzg2wcLaMG5jbWGPGSmGQqXzU4su1XT8ZNSz

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