Transaction not yet indexed

21SGTfnXRk9jSbC8uuRWnApsF2gxYa9mmZXHJ9e4qhGKNVrTTFGbD9FxHUPS3t3fFLMVCKd3zSmAsbbham51CBqD

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