Transaction not yet indexed

21mk97eErcBk84EWHdz4TiYVoeFC87Ex7UVf7e4hJYqVt99ZkyGT2n5MPdJeYX67ZqPwNVxAmMwnjyFaxYELmUDP

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