Transaction not yet indexed

21UbbTGGnmaLE85DUFzH6FSTceCeEsxqaZUqqKBPPfW27zgvHj5pN4b3pVyMYpc8NJ4GgaPjyVWimACj9maz3bk3

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