Transaction not yet indexed

21UFZmFFEvwi4gFJJy8aEN5FvBWEnHc8Yyr2xREG8wjYiTTmL4wCjzTm1GeC3TjpN3PT8XAm6LhuhdiwtUtBuSH8

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