Transaction not yet indexed

a21BYNKwHKAzkYpvgdKb4w2tHZEnU4XaNPoFpjxBKKVG4oEN6a1v3XDL9H3DVCaUADZnPe3QN8v1Z4fDYkw3Bi7

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