Transaction not yet indexed

21ffzjaJ9jv53oSUJUXvBd2fQZJ1daQJ7r2TLTiMXSKbHBxb6ftdCHu1uToDrVsDUsqRrYCFZHyfaShxLkUZosb2

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