Transaction not yet indexed

5ffBfkyCb6mKxcrrD1cmcKkuLgb8v1kTjPyL66pEiiaJV5s2GqrCbcDYNszcRuRa1dx2faS6xD3S3GuxfZcqi1tk

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