Transaction not yet indexed

21tbtr6dvvxJsSBHQ6n2wdCmvEd9RPYoCbkZCKWKQPVorDJEePpQSzZFM55HzKNoLaP6sAwXZykZCeft5g7BU1y8

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