Transaction not yet indexed

621fJNAMs7gTDsq5gMTWv3TBCqLPfqejTABFAQHy65yExJWWBmLVWQyBmqyvXoa9eKsACfFsA2x4zNsEJC5zZdH2

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