Transaction not yet indexed

21BkNz16Ja8pNizMUYaXWfVGGPLNDzao2a7reH1QXsXL5L36ePdwdzXYm8GzEA5FcquiHd2ZY5Q7dYL3JMk7fEix

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