Transaction not yet indexed

21nSf6N7hGbMWTR2FAo6s8iyTwSW9jvh6be11oxmJTrZxd4y8w4a1pkRpg3hzHKY6MYLCkpvCLPVpGzaQ7BX74RS

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