Transaction not yet indexed

21fu6pJvvWWjb8hKPQ6p5F3YYsuGiuwRahxqbU4HrgoQ8hC4uCRSCoMzS6Yd5xZfS1aaj9x6L5psAF8U6XwdbTK3

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