Transaction not yet indexed

21mKcuLPAbmuAp16xXAzVjXB3isShsoLWM6J2TdSwLhBaSfnX3fW8JXUyTsFNbxaW3QPXx2KMzdsGEbB6WiBHNxY

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