Transaction not yet indexed

21b4HvyYRcbd8tPoBM9yNSzisd1TjmV4252MkHLawku2ccaAhPkAVGMfLHTJGWHS41f4SQ5ZAV7w5vqmGU5AqkAX

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